23706020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1249}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 54390000

約数和(自身を除く): 30683980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1249, 1460, 1898, 2498, 3796, 4745, 4996, 6245, 9490, 12490, 16237, 18980, 24980, 32474, 64948, 81185, 91177, 162370, 182354, 324740, 364708, 455885, 911770, 1185301, 1823540, 2370602, 4741204, 5926505, 11853010, 23706020]

約数ペア:

[(1, 23706020), (2, 11853010), (4, 5926505), (5, 4741204), (10, 2370602), (13, 1823540), (20, 1185301), (26, 911770), (52, 455885), (65, 364708), (73, 324740), (130, 182354), (146, 162370), (260, 91177), (292, 81185), (365, 64948), (730, 32474), (949, 24980), (1249, 18980), (1460, 16237), (1898, 12490), (2498, 9490), (3796, 6245), (4745, 4996)]