2013100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:546

約数の個数: 36

約数和(自身を含む): 4484088

約数和(自身を除く): 2470988

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 491, 820, 982, 1025, 1964, 2050, 2455, 4100, 4910, 9820, 12275, 20131, 24550, 40262, 49100, 80524, 100655, 201310, 402620, 503275, 1006550, 2013100]

約数ペア:

[(1, 2013100), (2, 1006550), (4, 503275), (5, 402620), (10, 201310), (20, 100655), (25, 80524), (41, 49100), (50, 40262), (82, 24550), (100, 20131), (164, 12275), (205, 9820), (410, 4910), (491, 4100), (820, 2455), (982, 2050), (1025, 1964)]