328180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 703080

約数和(自身を除く): 374900

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 269, 305, 538, 610, 1076, 1220, 1345, 2690, 5380, 16409, 32818, 65636, 82045, 164090, 328180]

約数ペア:

[(1, 328180), (2, 164090), (4, 82045), (5, 65636), (10, 32818), (20, 16409), (61, 5380), (122, 2690), (244, 1345), (269, 1220), (305, 1076), (538, 610)]