11385560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 27475200

約数和(自身を除く): 16089640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 211, 284, 355, 380, 422, 568, 710, 760, 844, 1055, 1349, 1420, 1688, 2110, 2698, 2840, 4009, 4220, 5396, 6745, 8018, 8440, 10792, 13490, 14981, 16036, 20045, 26980, 29962, 32072, 40090, 53960, 59924, 74905, 80180, 119848, 149810, 160360, 284639, 299620, 569278, 599240, 1138556, 1423195, 2277112, 2846390, 5692780, 11385560]

約数ペア:

[(1, 11385560), (2, 5692780), (4, 2846390), (5, 2277112), (8, 1423195), (10, 1138556), (19, 599240), (20, 569278), (38, 299620), (40, 284639), (71, 160360), (76, 149810), (95, 119848), (142, 80180), (152, 74905), (190, 59924), (211, 53960), (284, 40090), (355, 32072), (380, 29962), (422, 26980), (568, 20045), (710, 16036), (760, 14981), (844, 13490), (1055, 10792), (1349, 8440), (1420, 8018), (1688, 6745), (2110, 5396), (2698, 4220), (2840, 4009)]