274242020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{14449}}^1$

素因数の和:14544

約数の個数: 48

約数和(自身を含む): 628748400

約数和(自身を除く): 354506380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 14449, 18980, 28898, 57796, 72245, 144490, 187837, 288980, 375674, 751348, 939185, 1054777, 1878370, 2109554, 3756740, 4219108, 5273885, 10547770, 13712101, 21095540, 27424202, 54848404, 68560505, 137121010, 274242020]

約数ペア:

[(1, 274242020), (2, 137121010), (4, 68560505), (5, 54848404), (10, 27424202), (13, 21095540), (20, 13712101), (26, 10547770), (52, 5273885), (65, 4219108), (73, 3756740), (130, 2109554), (146, 1878370), (260, 1054777), (292, 939185), (365, 751348), (730, 375674), (949, 288980), (1460, 187837), (1898, 144490), (3796, 72245), (4745, 57796), (9490, 28898), (14449, 18980)]