38478320

素因数分解:

$2^4\times 5^1\times {\mathrm{480979}}^1$

素因数の和:480992

約数の個数: 20

約数和(自身を含む): 89462280

約数和(自身を除く): 50983960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 480979, 961958, 1923916, 2404895, 3847832, 4809790, 7695664, 9619580, 19239160, 38478320]

約数ペア:

[(1, 38478320), (2, 19239160), (4, 9619580), (5, 7695664), (8, 4809790), (10, 3847832), (16, 2404895), (20, 1923916), (40, 961958), (80, 480979)]