20122430480

素因数分解:

$2^4\times 5^1\times {\mathrm{251530381}}^1$

素因数の和:251530394

約数の個数: 20

約数和(自身を含む): 46784651052

約数和(自身を除く): 26662220572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251530381, 503060762, 1006121524, 1257651905, 2012243048, 2515303810, 4024486096, 5030607620, 10061215240, 20122430480]

約数ペア:

[(1, 20122430480), (2, 10061215240), (4, 5030607620), (5, 4024486096), (8, 2515303810), (10, 2012243048), (16, 1257651905), (20, 1006121524), (40, 503060762), (80, 251530381)]