378590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 24

約数和(自身を含む): 729432

約数和(自身を除く): 350842

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 289, 578, 655, 1310, 1445, 2227, 2890, 4454, 11135, 22270, 37859, 75718, 189295, 378590]

約数ペア:

[(1, 378590), (2, 189295), (5, 75718), (10, 37859), (17, 22270), (34, 11135), (85, 4454), (131, 2890), (170, 2227), (262, 1445), (289, 1310), (578, 655)]