320520050470

素因数分解:

$2^1\times 5^1\times {\mathrm{28513}}^1\times {\mathrm{1124119}}^1$

素因数の和:1152639

約数の個数: 16

約数和(自身を含む): 576956838240

約数和(自身を除く): 256436787770

約数列:

[1, 2, 5, 10, 28513, 57026, 142565, 285130, 1124119, 2248238, 5620595, 11241190, 32052005047, 64104010094, 160260025235, 320520050470]

約数ペア:

[(1, 320520050470), (2, 160260025235), (5, 64104010094), (10, 32052005047), (28513, 11241190), (57026, 5620595), (142565, 2248238), (285130, 1124119)]