84821570

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 155882880

約数和(自身を除く): 71061310

約数列:

[1, 2, 5, 10, 71, 142, 193, 355, 386, 619, 710, 965, 1238, 1930, 3095, 6190, 13703, 27406, 43949, 68515, 87898, 119467, 137030, 219745, 238934, 439490, 597335, 1194670, 8482157, 16964314, 42410785, 84821570]

約数ペア:

[(1, 84821570), (2, 42410785), (5, 16964314), (10, 8482157), (71, 1194670), (142, 597335), (193, 439490), (355, 238934), (386, 219745), (619, 137030), (710, 119467), (965, 87898), (1238, 68515), (1930, 43949), (3095, 27406), (6190, 13703)]