45170920

素因数分解:

$2^3\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1163}}^1$

素因数の和:2145

約数の個数: 32

約数和(自身を含む): 101826720

約数和(自身を除く): 56655800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 971, 1163, 1942, 2326, 3884, 4652, 4855, 5815, 7768, 9304, 9710, 11630, 19420, 23260, 38840, 46520, 1129273, 2258546, 4517092, 5646365, 9034184, 11292730, 22585460, 45170920]

約数ペア:

[(1, 45170920), (2, 22585460), (4, 11292730), (5, 9034184), (8, 5646365), (10, 4517092), (20, 2258546), (40, 1129273), (971, 46520), (1163, 38840), (1942, 23260), (2326, 19420), (3884, 11630), (4652, 9710), (4855, 9304), (5815, 7768)]