17739320

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1399}}^1$

素因数の和:1727

約数の個数: 32

約数和(自身を含む): 40068000

約数和(自身を除く): 22328680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1399, 1585, 2536, 2798, 3170, 5596, 6340, 6995, 11192, 12680, 13990, 27980, 55960, 443483, 886966, 1773932, 2217415, 3547864, 4434830, 8869660, 17739320]

約数ペア:

[(1, 17739320), (2, 8869660), (4, 4434830), (5, 3547864), (8, 2217415), (10, 1773932), (20, 886966), (40, 443483), (317, 55960), (634, 27980), (1268, 13990), (1399, 12680), (1585, 11192), (2536, 6995), (2798, 6340), (3170, 5596)]