8053640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{587}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 21168000

約数和(自身を除く): 13114360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 587, 686, 980, 1174, 1372, 1715, 1960, 2348, 2744, 2935, 3430, 4109, 4696, 5870, 6860, 8218, 11740, 13720, 16436, 20545, 23480, 28763, 32872, 41090, 57526, 82180, 115052, 143815, 164360, 201341, 230104, 287630, 402682, 575260, 805364, 1006705, 1150520, 1610728, 2013410, 4026820, 8053640]

約数ペア:

[(1, 8053640), (2, 4026820), (4, 2013410), (5, 1610728), (7, 1150520), (8, 1006705), (10, 805364), (14, 575260), (20, 402682), (28, 287630), (35, 230104), (40, 201341), (49, 164360), (56, 143815), (70, 115052), (98, 82180), (140, 57526), (196, 41090), (245, 32872), (280, 28763), (343, 23480), (392, 20545), (490, 16436), (587, 13720), (686, 11740), (980, 8218), (1174, 6860), (1372, 5870), (1715, 4696), (1960, 4109), (2348, 3430), (2744, 2935)]