16878280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24821}}^1$

素因数の和:24849

約数の個数: 32

約数和(自身を含む): 40211640

約数和(自身を除く): 23333360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 24821, 49642, 99284, 124105, 198568, 248210, 421957, 496420, 843914, 992840, 1687828, 2109785, 3375656, 4219570, 8439140, 16878280]

約数ペア:

[(1, 16878280), (2, 8439140), (4, 4219570), (5, 3375656), (8, 2109785), (10, 1687828), (17, 992840), (20, 843914), (34, 496420), (40, 421957), (68, 248210), (85, 198568), (136, 124105), (170, 99284), (340, 49642), (680, 24821)]