23807480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 57335040

約数和(自身を除く): 33527560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 223, 314, 340, 446, 628, 680, 785, 892, 1115, 1256, 1570, 1784, 2230, 2669, 3140, 3791, 4460, 5338, 6280, 7582, 8920, 10676, 13345, 15164, 18955, 21352, 26690, 30328, 35011, 37910, 53380, 70022, 75820, 106760, 140044, 151640, 175055, 280088, 350110, 595187, 700220, 1190374, 1400440, 2380748, 2975935, 4761496, 5951870, 11903740, 23807480]

約数ペア:

[(1, 23807480), (2, 11903740), (4, 5951870), (5, 4761496), (8, 2975935), (10, 2380748), (17, 1400440), (20, 1190374), (34, 700220), (40, 595187), (68, 350110), (85, 280088), (136, 175055), (157, 151640), (170, 140044), (223, 106760), (314, 75820), (340, 70022), (446, 53380), (628, 37910), (680, 35011), (785, 30328), (892, 26690), (1115, 21352), (1256, 18955), (1570, 15164), (1784, 13345), (2230, 10676), (2669, 8920), (3140, 7582), (3791, 6280), (4460, 5338)]