17997680

素因数分解:

$2^4\times 5^1\times {\mathrm{367}}^1\times {\mathrm{613}}^1$

素因数の和:993

約数の個数: 40

約数和(自身を含む): 42027072

約数和(自身を除く): 24029392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 367, 613, 734, 1226, 1468, 1835, 2452, 2936, 3065, 3670, 4904, 5872, 6130, 7340, 9808, 12260, 14680, 24520, 29360, 49040, 224971, 449942, 899884, 1124855, 1799768, 2249710, 3599536, 4499420, 8998840, 17997680]

約数ペア:

[(1, 17997680), (2, 8998840), (4, 4499420), (5, 3599536), (8, 2249710), (10, 1799768), (16, 1124855), (20, 899884), (40, 449942), (80, 224971), (367, 49040), (613, 29360), (734, 24520), (1226, 14680), (1468, 12260), (1835, 9808), (2452, 7340), (2936, 6130), (3065, 5872), (3670, 4904)]