2905640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4273}}^1$

素因数の和:4301

約数の個数: 32

約数和(自身を含む): 6923880

約数和(自身を除く): 4018240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4273, 8546, 17092, 21365, 34184, 42730, 72641, 85460, 145282, 170920, 290564, 363205, 581128, 726410, 1452820, 2905640]

約数ペア:

[(1, 2905640), (2, 1452820), (4, 726410), (5, 581128), (8, 363205), (10, 290564), (17, 170920), (20, 145282), (34, 85460), (40, 72641), (68, 42730), (85, 34184), (136, 21365), (170, 17092), (340, 8546), (680, 4273)]