68205820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{751}}^1$

素因数の和:1018

約数の個数: 48

約数和(自身を含む): 151603200

約数和(自身を除く): 83397380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 478, 751, 956, 1195, 1502, 2390, 3004, 3755, 4541, 4780, 7510, 9082, 14269, 15020, 18164, 22705, 28538, 45410, 57076, 71345, 90820, 142690, 179489, 285380, 358978, 717956, 897445, 1794890, 3410291, 3589780, 6820582, 13641164, 17051455, 34102910, 68205820]

約数ペア:

[(1, 68205820), (2, 34102910), (4, 17051455), (5, 13641164), (10, 6820582), (19, 3589780), (20, 3410291), (38, 1794890), (76, 897445), (95, 717956), (190, 358978), (239, 285380), (380, 179489), (478, 142690), (751, 90820), (956, 71345), (1195, 57076), (1502, 45410), (2390, 28538), (3004, 22705), (3755, 18164), (4541, 15020), (4780, 14269), (7510, 9082)]