61950460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21661}}^1$

素因数の和:21694

約数の個数: 48

約数和(自身を含む): 152847072

約数和(自身を除く): 90896612

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 21661, 43322, 86644, 108305, 216610, 238271, 281593, 433220, 476542, 563186, 953084, 1126372, 1191355, 1407965, 2382710, 2815930, 3097523, 4765420, 5631860, 6195046, 12390092, 15487615, 30975230, 61950460]

約数ペア:

[(1, 61950460), (2, 30975230), (4, 15487615), (5, 12390092), (10, 6195046), (11, 5631860), (13, 4765420), (20, 3097523), (22, 2815930), (26, 2382710), (44, 1407965), (52, 1191355), (55, 1126372), (65, 953084), (110, 563186), (130, 476542), (143, 433220), (220, 281593), (260, 238271), (286, 216610), (572, 108305), (715, 86644), (1430, 43322), (2860, 21661)]