20013450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5801}}^1$

素因数の和:5839

約数の個数: 48

約数和(自身を含む): 51800256

約数和(自身を除く): 31786806

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5801, 11602, 17403, 29005, 34806, 58010, 87015, 133423, 145025, 174030, 266846, 290050, 400269, 435075, 667115, 800538, 870150, 1334230, 2001345, 3335575, 4002690, 6671150, 10006725, 20013450]

約数ペア:

[(1, 20013450), (2, 10006725), (3, 6671150), (5, 4002690), (6, 3335575), (10, 2001345), (15, 1334230), (23, 870150), (25, 800538), (30, 667115), (46, 435075), (50, 400269), (69, 290050), (75, 266846), (115, 174030), (138, 145025), (150, 133423), (230, 87015), (345, 58010), (575, 34806), (690, 29005), (1150, 17403), (1725, 11602), (3450, 5801)]