1489359320

素因数分解:

$2^3\times 5^1\times {\mathrm{1709}}^1\times {\mathrm{21787}}^1$

素因数の和:23507

約数の個数: 32

約数和(自身を含む): 3353173200

約数和(自身を除く): 1863813880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1709, 3418, 6836, 8545, 13672, 17090, 21787, 34180, 43574, 68360, 87148, 108935, 174296, 217870, 435740, 871480, 37233983, 74467966, 148935932, 186169915, 297871864, 372339830, 744679660, 1489359320]

約数ペア:

[(1, 1489359320), (2, 744679660), (4, 372339830), (5, 297871864), (8, 186169915), (10, 148935932), (20, 74467966), (40, 37233983), (1709, 871480), (3418, 435740), (6836, 217870), (8545, 174296), (13672, 108935), (17090, 87148), (21787, 68360), (34180, 43574)]