11855620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4457}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 29957760

約数和(自身を除く): 18102140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 4457, 8914, 17828, 22285, 31199, 44570, 62398, 84683, 89140, 124796, 155995, 169366, 311990, 338732, 423415, 592781, 623980, 846830, 1185562, 1693660, 2371124, 2963905, 5927810, 11855620]

約数ペア:

[(1, 11855620), (2, 5927810), (4, 2963905), (5, 2371124), (7, 1693660), (10, 1185562), (14, 846830), (19, 623980), (20, 592781), (28, 423415), (35, 338732), (38, 311990), (70, 169366), (76, 155995), (95, 124796), (133, 89140), (140, 84683), (190, 62398), (266, 44570), (380, 31199), (532, 22285), (665, 17828), (1330, 8914), (2660, 4457)]