15452220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{36791}}^1$

素因数の和:36810

約数の個数: 48

約数和(自身を含む): 49448448

約数和(自身を除く): 33996228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 36791, 73582, 110373, 147164, 183955, 220746, 257537, 367910, 441492, 515074, 551865, 735820, 772611, 1030148, 1103730, 1287685, 1545222, 2207460, 2575370, 3090444, 3863055, 5150740, 7726110, 15452220]

約数ペア:

[(1, 15452220), (2, 7726110), (3, 5150740), (4, 3863055), (5, 3090444), (6, 2575370), (7, 2207460), (10, 1545222), (12, 1287685), (14, 1103730), (15, 1030148), (20, 772611), (21, 735820), (28, 551865), (30, 515074), (35, 441492), (42, 367910), (60, 257537), (70, 220746), (84, 183955), (105, 147164), (140, 110373), (210, 73582), (420, 36791)]