74518640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133069}}^1$

素因数の和:133089

約数の個数: 40

約数和(自身を含む): 198008160

約数和(自身を除く): 123489520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133069, 266138, 532276, 665345, 931483, 1064552, 1330690, 1862966, 2129104, 2661380, 3725932, 4657415, 5322760, 7451864, 9314830, 10645520, 14903728, 18629660, 37259320, 74518640]

約数ペア:

[(1, 74518640), (2, 37259320), (4, 18629660), (5, 14903728), (7, 10645520), (8, 9314830), (10, 7451864), (14, 5322760), (16, 4657415), (20, 3725932), (28, 2661380), (35, 2129104), (40, 1862966), (56, 1330690), (70, 1064552), (80, 931483), (112, 665345), (140, 532276), (280, 266138), (560, 133069)]