211285240

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{34981}}^1$

素因数の和:35143

約数の個数: 32

約数和(自身を含む): 478553760

約数和(自身を除く): 267268520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 34981, 69962, 139924, 174905, 279848, 349810, 699620, 1399240, 5282131, 10564262, 21128524, 26410655, 42257048, 52821310, 105642620, 211285240]

約数ペア:

[(1, 211285240), (2, 105642620), (4, 52821310), (5, 42257048), (8, 26410655), (10, 21128524), (20, 10564262), (40, 5282131), (151, 1399240), (302, 699620), (604, 349810), (755, 279848), (1208, 174905), (1510, 139924), (3020, 69962), (6040, 34981)]