82168940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{586921}}^1$

素因数の和:586937

約数の個数: 24

約数和(自身を含む): 197205792

約数和(自身を除く): 115036852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 586921, 1173842, 2347684, 2934605, 4108447, 5869210, 8216894, 11738420, 16433788, 20542235, 41084470, 82168940]

約数ペア:

[(1, 82168940), (2, 41084470), (4, 20542235), (5, 16433788), (7, 11738420), (10, 8216894), (14, 5869210), (20, 4108447), (28, 2934605), (35, 2347684), (70, 1173842), (140, 586921)]