38918180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1553}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 93985920

約数和(自身を除く): 55067740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1253, 1553, 1790, 2506, 3106, 3580, 5012, 6212, 6265, 7765, 10871, 12530, 15530, 21742, 25060, 31060, 43484, 54355, 108710, 217420, 277987, 555974, 1111948, 1389935, 1945909, 2779870, 3891818, 5559740, 7783636, 9729545, 19459090, 38918180]

約数ペア:

[(1, 38918180), (2, 19459090), (4, 9729545), (5, 7783636), (7, 5559740), (10, 3891818), (14, 2779870), (20, 1945909), (28, 1389935), (35, 1111948), (70, 555974), (140, 277987), (179, 217420), (358, 108710), (716, 54355), (895, 43484), (1253, 31060), (1553, 25060), (1790, 21742), (2506, 15530), (3106, 12530), (3580, 10871), (5012, 7765), (6212, 6265)]