19875270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2749}}^1$

素因数の和:3000

約数の個数: 32

約数和(自身を含む): 47916000

約数和(自身を除く): 28040730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2749, 3615, 5498, 7230, 8247, 13745, 16494, 27490, 41235, 82470, 662509, 1325018, 1987527, 3312545, 3975054, 6625090, 9937635, 19875270]

約数ペア:

[(1, 19875270), (2, 9937635), (3, 6625090), (5, 3975054), (6, 3312545), (10, 1987527), (15, 1325018), (30, 662509), (241, 82470), (482, 41235), (723, 27490), (1205, 16494), (1446, 13745), (2410, 8247), (2749, 7230), (3615, 5498)]