23420540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 37543300

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 431, 494, 572, 715, 836, 862, 988, 1045, 1235, 1430, 1724, 2090, 2155, 2470, 2717, 2860, 4180, 4310, 4741, 4940, 5434, 5603, 8189, 8620, 9482, 10868, 11206, 13585, 16378, 18964, 22412, 23705, 27170, 28015, 32756, 40945, 47410, 54340, 56030, 61633, 81890, 90079, 94820, 106457, 112060, 123266, 163780, 180158, 212914, 246532, 308165, 360316, 425828, 450395, 532285, 616330, 900790, 1064570, 1171027, 1232660, 1801580, 2129140, 2342054, 4684108, 5855135, 11710270, 23420540]

約数ペア:

[(1, 23420540), (2, 11710270), (4, 5855135), (5, 4684108), (10, 2342054), (11, 2129140), (13, 1801580), (19, 1232660), (20, 1171027), (22, 1064570), (26, 900790), (38, 616330), (44, 532285), (52, 450395), (55, 425828), (65, 360316), (76, 308165), (95, 246532), (110, 212914), (130, 180158), (143, 163780), (190, 123266), (209, 112060), (220, 106457), (247, 94820), (260, 90079), (286, 81890), (380, 61633), (418, 56030), (431, 54340), (494, 47410), (572, 40945), (715, 32756), (836, 28015), (862, 27170), (988, 23705), (1045, 22412), (1235, 18964), (1430, 16378), (1724, 13585), (2090, 11206), (2155, 10868), (2470, 9482), (2717, 8620), (2860, 8189), (4180, 5603), (4310, 5434), (4741, 4940)]