8968180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 21485520

約数和(自身を除く): 12517340

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2029, 2210, 4058, 4420, 8116, 10145, 20290, 26377, 34493, 40580, 52754, 68986, 105508, 131885, 137972, 172465, 263770, 344930, 448409, 527540, 689860, 896818, 1793636, 2242045, 4484090, 8968180]

約数ペア:

[(1, 8968180), (2, 4484090), (4, 2242045), (5, 1793636), (10, 896818), (13, 689860), (17, 527540), (20, 448409), (26, 344930), (34, 263770), (52, 172465), (65, 137972), (68, 131885), (85, 105508), (130, 68986), (170, 52754), (221, 40580), (260, 34493), (340, 26377), (442, 20290), (884, 10145), (1105, 8116), (2029, 4420), (2210, 4058)]