40124140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{5849}}^1$

素因数の和:5879

約数の個数: 48

約数和(自身を含む): 98280000

約数和(自身を除く): 58155860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 5849, 6860, 11698, 23396, 29245, 40943, 58490, 81886, 116980, 163772, 204715, 286601, 409430, 573202, 818860, 1146404, 1433005, 2006207, 2866010, 4012414, 5732020, 8024828, 10031035, 20062070, 40124140]

約数ペア:

[(1, 40124140), (2, 20062070), (4, 10031035), (5, 8024828), (7, 5732020), (10, 4012414), (14, 2866010), (20, 2006207), (28, 1433005), (35, 1146404), (49, 818860), (70, 573202), (98, 409430), (140, 286601), (196, 204715), (245, 163772), (343, 116980), (490, 81886), (686, 58490), (980, 40943), (1372, 29245), (1715, 23396), (3430, 11698), (5849, 6860)]