3806636680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{20261}}^1$

素因数の和:20351

約数の個数: 128

約数和(自身を含む): 10853948160

約数和(自身を除く): 7047311480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 305, 308, 385, 427, 440, 488, 610, 616, 671, 770, 854, 1220, 1342, 1540, 1708, 2135, 2440, 2684, 3080, 3355, 3416, 4270, 4697, 5368, 6710, 8540, 9394, 13420, 17080, 18788, 20261, 23485, 26840, 37576, 40522, 46970, 81044, 93940, 101305, 141827, 162088, 187880, 202610, 222871, 283654, 405220, 445742, 567308, 709135, 810440, 891484, 1114355, 1134616, 1235921, 1418270, 1560097, 1782968, 2228710, 2471842, 2836540, 3120194, 4457420, 4943684, 5673080, 6179605, 6240388, 7800485, 8651447, 8914840, 9887368, 12359210, 12480776, 13595131, 15600970, 17302894, 24718420, 27190262, 31201940, 34605788, 43257235, 49436840, 54380524, 62403880, 67975655, 69211576, 86514470, 95165917, 108761048, 135951310, 173028940, 190331834, 271902620, 346057880, 380663668, 475829585, 543805240, 761327336, 951659170, 1903318340, 3806636680]

約数ペア:

[(1, 3806636680), (2, 1903318340), (4, 951659170), (5, 761327336), (7, 543805240), (8, 475829585), (10, 380663668), (11, 346057880), (14, 271902620), (20, 190331834), (22, 173028940), (28, 135951310), (35, 108761048), (40, 95165917), (44, 86514470), (55, 69211576), (56, 67975655), (61, 62403880), (70, 54380524), (77, 49436840), (88, 43257235), (110, 34605788), (122, 31201940), (140, 27190262), (154, 24718420), (220, 17302894), (244, 15600970), (280, 13595131), (305, 12480776), (308, 12359210), (385, 9887368), (427, 8914840), (440, 8651447), (488, 7800485), (610, 6240388), (616, 6179605), (671, 5673080), (770, 4943684), (854, 4457420), (1220, 3120194), (1342, 2836540), (1540, 2471842), (1708, 2228710), (2135, 1782968), (2440, 1560097), (2684, 1418270), (3080, 1235921), (3355, 1134616), (3416, 1114355), (4270, 891484), (4697, 810440), (5368, 709135), (6710, 567308), (8540, 445742), (9394, 405220), (13420, 283654), (17080, 222871), (18788, 202610), (20261, 187880), (23485, 162088), (26840, 141827), (37576, 101305), (40522, 93940), (46970, 81044)]