4173520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4013}}^1$

素因数の和:4039

約数の個数: 40

約数和(自身を含む): 10452456

約数和(自身を除く): 6278936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4013, 8026, 16052, 20065, 32104, 40130, 52169, 64208, 80260, 104338, 160520, 208676, 260845, 321040, 417352, 521690, 834704, 1043380, 2086760, 4173520]

約数ペア:

[(1, 4173520), (2, 2086760), (4, 1043380), (5, 834704), (8, 521690), (10, 417352), (13, 321040), (16, 260845), (20, 208676), (26, 160520), (40, 104338), (52, 80260), (65, 64208), (80, 52169), (104, 40130), (130, 32104), (208, 20065), (260, 16052), (520, 8026), (1040, 4013)]