211036220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{340381}}^1$

素因数の和:340421

約数の個数: 24

約数和(自身を含む): 457473408

約数和(自身を除く): 246437188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 340381, 680762, 1361524, 1701905, 3403810, 6807620, 10551811, 21103622, 42207244, 52759055, 105518110, 211036220]

約数ペア:

[(1, 211036220), (2, 105518110), (4, 52759055), (5, 42207244), (10, 21103622), (20, 10551811), (31, 6807620), (62, 3403810), (124, 1701905), (155, 1361524), (310, 680762), (620, 340381)]