18628160

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2531}}^1$

素因数の和:2571

約数の個数: 56

約数和(自身を含む): 46305216

約数和(自身を除く): 27677056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 2531, 3680, 5062, 7360, 10124, 12655, 20248, 25310, 40496, 50620, 58213, 80992, 101240, 116426, 161984, 202480, 232852, 291065, 404960, 465704, 582130, 809920, 931408, 1164260, 1862816, 2328520, 3725632, 4657040, 9314080, 18628160]

約数ペア:

[(1, 18628160), (2, 9314080), (4, 4657040), (5, 3725632), (8, 2328520), (10, 1862816), (16, 1164260), (20, 931408), (23, 809920), (32, 582130), (40, 465704), (46, 404960), (64, 291065), (80, 232852), (92, 202480), (115, 161984), (160, 116426), (184, 101240), (230, 80992), (320, 58213), (368, 50620), (460, 40496), (736, 25310), (920, 20248), (1472, 12655), (1840, 10124), (2531, 7360), (3680, 5062)]