328062340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{1249}}^1$

素因数の和:1852

約数の個数: 48

約数和(自身を含む): 720720000

約数和(自身を除く): 392657660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 571, 1142, 1249, 2284, 2498, 2855, 4996, 5710, 6245, 11420, 12490, 13133, 24980, 26266, 28727, 52532, 57454, 65665, 114908, 131330, 143635, 262660, 287270, 574540, 713179, 1426358, 2852716, 3565895, 7131790, 14263580, 16403117, 32806234, 65612468, 82015585, 164031170, 328062340]

約数ペア:

[(1, 328062340), (2, 164031170), (4, 82015585), (5, 65612468), (10, 32806234), (20, 16403117), (23, 14263580), (46, 7131790), (92, 3565895), (115, 2852716), (230, 1426358), (460, 713179), (571, 574540), (1142, 287270), (1249, 262660), (2284, 143635), (2498, 131330), (2855, 114908), (4996, 65665), (5710, 57454), (6245, 52532), (11420, 28727), (12490, 26266), (13133, 24980)]