8939320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17191}}^1$

素因数の和:17215

約数の個数: 32

約数和(自身を含む): 21661920

約数和(自身を除く): 12722600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 17191, 34382, 68764, 85955, 137528, 171910, 223483, 343820, 446966, 687640, 893932, 1117415, 1787864, 2234830, 4469660, 8939320]

約数ペア:

[(1, 8939320), (2, 4469660), (4, 2234830), (5, 1787864), (8, 1117415), (10, 893932), (13, 687640), (20, 446966), (26, 343820), (40, 223483), (52, 171910), (65, 137528), (104, 85955), (130, 68764), (260, 34382), (520, 17191)]