2831620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 6624576

約数和(自身を除く): 3792956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 211, 220, 244, 305, 422, 610, 671, 844, 1055, 1220, 1342, 2110, 2321, 2684, 3355, 4220, 4642, 6710, 9284, 11605, 12871, 13420, 23210, 25742, 46420, 51484, 64355, 128710, 141581, 257420, 283162, 566324, 707905, 1415810, 2831620]

約数ペア:

[(1, 2831620), (2, 1415810), (4, 707905), (5, 566324), (10, 283162), (11, 257420), (20, 141581), (22, 128710), (44, 64355), (55, 51484), (61, 46420), (110, 25742), (122, 23210), (211, 13420), (220, 12871), (244, 11605), (305, 9284), (422, 6710), (610, 4642), (671, 4220), (844, 3355), (1055, 2684), (1220, 2321), (1342, 2110)]