17993940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{601}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 50568000

約数和(自身を除く): 32574060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 499, 601, 998, 1202, 1497, 1803, 1996, 2404, 2495, 2994, 3005, 3606, 4990, 5988, 6010, 7212, 7485, 9015, 9980, 12020, 14970, 18030, 29940, 36060, 299899, 599798, 899697, 1199596, 1499495, 1799394, 2998990, 3598788, 4498485, 5997980, 8996970, 17993940]

約数ペア:

[(1, 17993940), (2, 8996970), (3, 5997980), (4, 4498485), (5, 3598788), (6, 2998990), (10, 1799394), (12, 1499495), (15, 1199596), (20, 899697), (30, 599798), (60, 299899), (499, 36060), (601, 29940), (998, 18030), (1202, 14970), (1497, 12020), (1803, 9980), (1996, 9015), (2404, 7485), (2495, 7212), (2994, 6010), (3005, 5988), (3606, 4990)]