34328620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 74511360

約数和(自身を除く): 40182740

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 179, 215, 223, 358, 430, 446, 716, 860, 892, 895, 1115, 1790, 2230, 3580, 4460, 7697, 9589, 15394, 19178, 30788, 38356, 38485, 39917, 47945, 76970, 79834, 95890, 153940, 159668, 191780, 199585, 399170, 798340, 1716431, 3432862, 6865724, 8582155, 17164310, 34328620]

約数ペア:

[(1, 34328620), (2, 17164310), (4, 8582155), (5, 6865724), (10, 3432862), (20, 1716431), (43, 798340), (86, 399170), (172, 199585), (179, 191780), (215, 159668), (223, 153940), (358, 95890), (430, 79834), (446, 76970), (716, 47945), (860, 39917), (892, 38485), (895, 38356), (1115, 30788), (1790, 19178), (2230, 15394), (3580, 9589), (4460, 7697)]