31362260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21481}}^1$

素因数の和:21563

約数の個数: 24

約数和(自身を含む): 66766056

約数和(自身を除く): 35403796

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 21481, 42962, 85924, 107405, 214810, 429620, 1568113, 3136226, 6272452, 7840565, 15681130, 31362260]

約数ペア:

[(1, 31362260), (2, 15681130), (4, 7840565), (5, 6272452), (10, 3136226), (20, 1568113), (73, 429620), (146, 214810), (292, 107405), (365, 85924), (730, 42962), (1460, 21481)]