20100442076

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{439}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 44044492800

約数和(自身を除く): 23944050724

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 121, 143, 209, 242, 247, 286, 383, 418, 439, 484, 494, 572, 766, 836, 878, 988, 1532, 1573, 1756, 2299, 2717, 3146, 4213, 4598, 4829, 4979, 5434, 5707, 6292, 7277, 8341, 8426, 9196, 9658, 9958, 10868, 11414, 14554, 16682, 16852, 19316, 19916, 22828, 29108, 29887, 33364, 46343, 53119, 54769, 59774, 62777, 80047, 91751, 92686, 94601, 106238, 108433, 109538, 119548, 125554, 160094, 168137, 183502, 185372, 189202, 212476, 216866, 219076, 251108, 320188, 336274, 367004, 378404, 433732, 602459, 672548, 690547, 880517, 1009261, 1040611, 1192763, 1204918, 1381094, 1761034, 1849507, 2018522, 2081222, 2185781, 2385526, 2409836, 2762188, 3194603, 3522068, 3699014, 4037044, 4162444, 4371562, 4771052, 6389206, 7398028, 8743124, 11446721, 12778412, 13120393, 20344577, 22893442, 24043591, 26240786, 35140633, 40689154, 41529839, 45786884, 48087182, 52481572, 70281266, 81378308, 83059678, 96174364, 140562532, 166119356, 264479501, 386546963, 456828229, 528959002, 773093926, 913656458, 1057918004, 1546187852, 1827312916, 5025110519, 10050221038, 20100442076]

約数ペア:

[(1, 20100442076), (2, 10050221038), (4, 5025110519), (11, 1827312916), (13, 1546187852), (19, 1057918004), (22, 913656458), (26, 773093926), (38, 528959002), (44, 456828229), (52, 386546963), (76, 264479501), (121, 166119356), (143, 140562532), (209, 96174364), (242, 83059678), (247, 81378308), (286, 70281266), (383, 52481572), (418, 48087182), (439, 45786884), (484, 41529839), (494, 40689154), (572, 35140633), (766, 26240786), (836, 24043591), (878, 22893442), (988, 20344577), (1532, 13120393), (1573, 12778412), (1756, 11446721), (2299, 8743124), (2717, 7398028), (3146, 6389206), (4213, 4771052), (4598, 4371562), (4829, 4162444), (4979, 4037044), (5434, 3699014), (5707, 3522068), (6292, 3194603), (7277, 2762188), (8341, 2409836), (8426, 2385526), (9196, 2185781), (9658, 2081222), (9958, 2018522), (10868, 1849507), (11414, 1761034), (14554, 1381094), (16682, 1204918), (16852, 1192763), (19316, 1040611), (19916, 1009261), (22828, 880517), (29108, 690547), (29887, 672548), (33364, 602459), (46343, 433732), (53119, 378404), (54769, 367004), (59774, 336274), (62777, 320188), (80047, 251108), (91751, 219076), (92686, 216866), (94601, 212476), (106238, 189202), (108433, 185372), (109538, 183502), (119548, 168137), (125554, 160094)]