13557040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 36926208

約数和(自身を除く): 23369168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 563, 602, 688, 860, 1126, 1204, 1505, 1720, 2252, 2408, 2815, 3010, 3440, 3941, 4504, 4816, 5630, 6020, 7882, 9008, 11260, 12040, 15764, 19705, 22520, 24080, 24209, 31528, 39410, 45040, 48418, 63056, 78820, 96836, 121045, 157640, 169463, 193672, 242090, 315280, 338926, 387344, 484180, 677852, 847315, 968360, 1355704, 1694630, 1936720, 2711408, 3389260, 6778520, 13557040]

約数ペア:

[(1, 13557040), (2, 6778520), (4, 3389260), (5, 2711408), (7, 1936720), (8, 1694630), (10, 1355704), (14, 968360), (16, 847315), (20, 677852), (28, 484180), (35, 387344), (40, 338926), (43, 315280), (56, 242090), (70, 193672), (80, 169463), (86, 157640), (112, 121045), (140, 96836), (172, 78820), (215, 63056), (280, 48418), (301, 45040), (344, 39410), (430, 31528), (560, 24209), (563, 24080), (602, 22520), (688, 19705), (860, 15764), (1126, 12040), (1204, 11260), (1505, 9008), (1720, 7882), (2252, 6020), (2408, 5630), (2815, 4816), (3010, 4504), (3440, 3941)]