20985270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24121}}^1$

素因数の和:24160

約数の個数: 32

約数和(自身を含む): 52103520

約数和(自身を除く): 31118250

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 24121, 48242, 72363, 120605, 144726, 241210, 361815, 699509, 723630, 1399018, 2098527, 3497545, 4197054, 6995090, 10492635, 20985270]

約数ペア:

[(1, 20985270), (2, 10492635), (3, 6995090), (5, 4197054), (6, 3497545), (10, 2098527), (15, 1399018), (29, 723630), (30, 699509), (58, 361815), (87, 241210), (145, 144726), (174, 120605), (290, 72363), (435, 48242), (870, 24121)]