74450140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{218971}}^1$

素因数の和:218997

約数の個数: 24

約数和(自身を含む): 165542832

約数和(自身を除く): 91092692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 218971, 437942, 875884, 1094855, 2189710, 3722507, 4379420, 7445014, 14890028, 18612535, 37225070, 74450140]

約数ペア:

[(1, 74450140), (2, 37225070), (4, 18612535), (5, 14890028), (10, 7445014), (17, 4379420), (20, 3722507), (34, 2189710), (68, 1094855), (85, 875884), (170, 437942), (340, 218971)]