418095280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307423}}^1$

素因数の和:307453

約数の個数: 40

約数和(自身を含む): 1029255552

約数和(自身を除く): 611160272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 307423, 614846, 1229692, 1537115, 2459384, 3074230, 4918768, 5226191, 6148460, 10452382, 12296920, 20904764, 24593840, 26130955, 41809528, 52261910, 83619056, 104523820, 209047640, 418095280]

約数ペア:

[(1, 418095280), (2, 209047640), (4, 104523820), (5, 83619056), (8, 52261910), (10, 41809528), (16, 26130955), (17, 24593840), (20, 20904764), (34, 12296920), (40, 10452382), (68, 6148460), (80, 5226191), (85, 4918768), (136, 3074230), (170, 2459384), (272, 1537115), (340, 1229692), (680, 614846), (1360, 307423)]