210202010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{1381}}^1$

素因数の和:1910

約数の個数: 32

約数和(自身を含む): 391647744

約数和(自身を除く): 181445734

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 491, 982, 1381, 2455, 2762, 4910, 6905, 13810, 15221, 30442, 42811, 76105, 85622, 152210, 214055, 428110, 678071, 1356142, 3390355, 6780710, 21020201, 42040402, 105101005, 210202010]

約数ペア:

[(1, 210202010), (2, 105101005), (5, 42040402), (10, 21020201), (31, 6780710), (62, 3390355), (155, 1356142), (310, 678071), (491, 428110), (982, 214055), (1381, 152210), (2455, 85622), (2762, 76105), (4910, 42811), (6905, 30442), (13810, 15221)]