30441640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12899}}^1$

素因数の和:12969

約数の個数: 32

約数和(自身を含む): 69660000

約数和(自身を除く): 39218360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 12899, 25798, 51596, 64495, 103192, 128990, 257980, 515960, 761041, 1522082, 3044164, 3805205, 6088328, 7610410, 15220820, 30441640]

約数ペア:

[(1, 30441640), (2, 15220820), (4, 7610410), (5, 6088328), (8, 3805205), (10, 3044164), (20, 1522082), (40, 761041), (59, 515960), (118, 257980), (236, 128990), (295, 103192), (472, 64495), (590, 51596), (1180, 25798), (2360, 12899)]