20163450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{587}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 50309280

約数和(自身を除く): 30145830

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 229, 458, 587, 687, 1145, 1174, 1374, 1761, 2290, 2935, 3435, 3522, 5725, 5870, 6870, 8805, 11450, 14675, 17175, 17610, 29350, 34350, 44025, 88050, 134423, 268846, 403269, 672115, 806538, 1344230, 2016345, 3360575, 4032690, 6721150, 10081725, 20163450]

約数ペア:

[(1, 20163450), (2, 10081725), (3, 6721150), (5, 4032690), (6, 3360575), (10, 2016345), (15, 1344230), (25, 806538), (30, 672115), (50, 403269), (75, 268846), (150, 134423), (229, 88050), (458, 44025), (587, 34350), (687, 29350), (1145, 17610), (1174, 17175), (1374, 14675), (1761, 11450), (2290, 8805), (2935, 6870), (3435, 5870), (3522, 5725)]