72952180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{74441}}^1$

素因数の和:74464

約数の個数: 36

約数和(自身を含む): 178214148

約数和(自身を除く): 105261968

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 74441, 148882, 297764, 372205, 521087, 744410, 1042174, 1488820, 2084348, 2605435, 3647609, 5210870, 7295218, 10421740, 14590436, 18238045, 36476090, 72952180]

約数ペア:

[(1, 72952180), (2, 36476090), (4, 18238045), (5, 14590436), (7, 10421740), (10, 7295218), (14, 5210870), (20, 3647609), (28, 2605435), (35, 2084348), (49, 1488820), (70, 1042174), (98, 744410), (140, 521087), (196, 372205), (245, 297764), (490, 148882), (980, 74441)]