436872020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1680277}}^1$

素因数の和:1680299

約数の個数: 24

約数和(自身を含む): 988003464

約数和(自身を除く): 551131444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1680277, 3360554, 6721108, 8401385, 16802770, 21843601, 33605540, 43687202, 87374404, 109218005, 218436010, 436872020]

約数ペア:

[(1, 436872020), (2, 218436010), (4, 109218005), (5, 87374404), (10, 43687202), (13, 33605540), (20, 21843601), (26, 16802770), (52, 8401385), (65, 6721108), (130, 3360554), (260, 1680277)]