103638980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{599}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 224380800

約数和(自身を除く): 120741820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 211, 410, 422, 599, 820, 844, 1055, 1198, 2110, 2396, 2995, 4220, 5990, 8651, 11980, 17302, 24559, 34604, 43255, 49118, 86510, 98236, 122795, 126389, 173020, 245590, 252778, 491180, 505556, 631945, 1263890, 2527780, 5181949, 10363898, 20727796, 25909745, 51819490, 103638980]

約数ペア:

[(1, 103638980), (2, 51819490), (4, 25909745), (5, 20727796), (10, 10363898), (20, 5181949), (41, 2527780), (82, 1263890), (164, 631945), (205, 505556), (211, 491180), (410, 252778), (422, 245590), (599, 173020), (820, 126389), (844, 122795), (1055, 98236), (1198, 86510), (2110, 49118), (2396, 43255), (2995, 34604), (4220, 24559), (5990, 17302), (8651, 11980)]