2435980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3929}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 5281920

約数和(自身を除く): 2845940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3929, 7858, 15716, 19645, 39290, 78580, 121799, 243598, 487196, 608995, 1217990, 2435980]

約数ペア:

[(1, 2435980), (2, 1217990), (4, 608995), (5, 487196), (10, 243598), (20, 121799), (31, 78580), (62, 39290), (124, 19645), (155, 15716), (310, 7858), (620, 3929)]