7366940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 17889984

約数和(自身を除く): 10523044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 521, 707, 1010, 1042, 1414, 2020, 2084, 2605, 2828, 3535, 3647, 5210, 7070, 7294, 10420, 14140, 14588, 18235, 36470, 52621, 72940, 105242, 210484, 263105, 368347, 526210, 736694, 1052420, 1473388, 1841735, 3683470, 7366940]

約数ペア:

[(1, 7366940), (2, 3683470), (4, 1841735), (5, 1473388), (7, 1052420), (10, 736694), (14, 526210), (20, 368347), (28, 263105), (35, 210484), (70, 105242), (101, 72940), (140, 52621), (202, 36470), (404, 18235), (505, 14588), (521, 14140), (707, 10420), (1010, 7294), (1042, 7070), (1414, 5210), (2020, 3647), (2084, 3535), (2605, 2828)]