4025580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 12236112

約数和(自身を除く): 8210532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 397, 507, 676, 780, 794, 845, 1014, 1191, 1588, 1690, 1985, 2028, 2382, 2535, 3380, 3970, 4764, 5070, 5161, 5955, 7940, 10140, 10322, 11910, 15483, 20644, 23820, 25805, 30966, 51610, 61932, 67093, 77415, 103220, 134186, 154830, 201279, 268372, 309660, 335465, 402558, 670930, 805116, 1006395, 1341860, 2012790, 4025580]

約数ペア:

[(1, 4025580), (2, 2012790), (3, 1341860), (4, 1006395), (5, 805116), (6, 670930), (10, 402558), (12, 335465), (13, 309660), (15, 268372), (20, 201279), (26, 154830), (30, 134186), (39, 103220), (52, 77415), (60, 67093), (65, 61932), (78, 51610), (130, 30966), (156, 25805), (169, 23820), (195, 20644), (260, 15483), (338, 11910), (390, 10322), (397, 10140), (507, 7940), (676, 5955), (780, 5161), (794, 5070), (845, 4764), (1014, 3970), (1191, 3380), (1588, 2535), (1690, 2382), (1985, 2028)]