2080558840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61121}}^1$

素因数の和:61192

約数の個数: 64

約数和(自身を含む): 5016893760

約数和(自身を除く): 2936334920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 851, 920, 1480, 1702, 3404, 4255, 6808, 8510, 17020, 34040, 61121, 122242, 244484, 305605, 488968, 611210, 1222420, 1405783, 2261477, 2444840, 2811566, 4522954, 5623132, 7028915, 9045908, 11246264, 11307385, 14057830, 18091816, 22614770, 28115660, 45229540, 52013971, 56231320, 90459080, 104027942, 208055884, 260069855, 416111768, 520139710, 1040279420, 2080558840]

約数ペア:

[(1, 2080558840), (2, 1040279420), (4, 520139710), (5, 416111768), (8, 260069855), (10, 208055884), (20, 104027942), (23, 90459080), (37, 56231320), (40, 52013971), (46, 45229540), (74, 28115660), (92, 22614770), (115, 18091816), (148, 14057830), (184, 11307385), (185, 11246264), (230, 9045908), (296, 7028915), (370, 5623132), (460, 4522954), (740, 2811566), (851, 2444840), (920, 2261477), (1480, 1405783), (1702, 1222420), (3404, 611210), (4255, 488968), (6808, 305605), (8510, 244484), (17020, 122242), (34040, 61121)]