1266534140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2042797}}^1$

素因数の和:2042837

約数の個数: 24

約数和(自身を含む): 2745520512

約数和(自身を除く): 1478986372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2042797, 4085594, 8171188, 10213985, 20427970, 40855940, 63326707, 126653414, 253306828, 316633535, 633267070, 1266534140]

約数ペア:

[(1, 1266534140), (2, 633267070), (4, 316633535), (5, 253306828), (10, 126653414), (20, 63326707), (31, 40855940), (62, 20427970), (124, 10213985), (155, 8171188), (310, 4085594), (620, 2042797)]