20202720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42089}}^1$

素因数の和:42107

約数の個数: 48

約数和(自身を含む): 63640080

約数和(自身を除く): 43437360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42089, 84178, 126267, 168356, 210445, 252534, 336712, 420890, 505068, 631335, 673424, 841780, 1010136, 1262670, 1346848, 1683560, 2020272, 2525340, 3367120, 4040544, 5050680, 6734240, 10101360, 20202720]

約数ペア:

[(1, 20202720), (2, 10101360), (3, 6734240), (4, 5050680), (5, 4040544), (6, 3367120), (8, 2525340), (10, 2020272), (12, 1683560), (15, 1346848), (16, 1262670), (20, 1010136), (24, 841780), (30, 673424), (32, 631335), (40, 505068), (48, 420890), (60, 336712), (80, 252534), (96, 210445), (120, 168356), (160, 126267), (240, 84178), (480, 42089)]