12789260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{953}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 29810592

約数和(自身を除く): 17021332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 953, 1220, 1342, 1906, 2684, 3355, 3812, 4765, 6710, 9530, 10483, 13420, 19060, 20966, 41932, 52415, 58133, 104830, 116266, 209660, 232532, 290665, 581330, 639463, 1162660, 1278926, 2557852, 3197315, 6394630, 12789260]

約数ペア:

[(1, 12789260), (2, 6394630), (4, 3197315), (5, 2557852), (10, 1278926), (11, 1162660), (20, 639463), (22, 581330), (44, 290665), (55, 232532), (61, 209660), (110, 116266), (122, 104830), (220, 58133), (244, 52415), (305, 41932), (610, 20966), (671, 19060), (953, 13420), (1220, 10483), (1342, 9530), (1906, 6710), (2684, 4765), (3355, 3812)]