210940430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{680453}}^1$

素因数の和:680491

約数の個数: 16

約数和(自身を含む): 391941504

約数和(自身を除く): 181001074

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 680453, 1360906, 3402265, 6804530, 21094043, 42188086, 105470215, 210940430]

約数ペア:

[(1, 210940430), (2, 105470215), (5, 42188086), (10, 21094043), (31, 6804530), (62, 3402265), (155, 1360906), (310, 680453)]