17423860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 38223360

約数和(自身を除く): 20799500

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 157, 179, 310, 314, 358, 620, 628, 716, 785, 895, 1570, 1790, 3140, 3580, 4867, 5549, 9734, 11098, 19468, 22196, 24335, 27745, 28103, 48670, 55490, 56206, 97340, 110980, 112412, 140515, 281030, 562060, 871193, 1742386, 3484772, 4355965, 8711930, 17423860]

約数ペア:

[(1, 17423860), (2, 8711930), (4, 4355965), (5, 3484772), (10, 1742386), (20, 871193), (31, 562060), (62, 281030), (124, 140515), (155, 112412), (157, 110980), (179, 97340), (310, 56206), (314, 55490), (358, 48670), (620, 28103), (628, 27745), (716, 24335), (785, 22196), (895, 19468), (1570, 11098), (1790, 9734), (3140, 5549), (3580, 4867)]