2015497540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{36263}}^1$

素因数の和:36676

約数の個数: 48

約数和(自身を含む): 4849512192

約数和(自身を除く): 2834014652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2779, 3970, 5558, 7940, 11116, 13895, 27790, 36263, 55580, 72526, 145052, 181315, 253841, 362630, 507682, 725260, 1015364, 1269205, 2538410, 5076820, 14396411, 28792822, 57585644, 71982055, 100774877, 143964110, 201549754, 287928220, 403099508, 503874385, 1007748770, 2015497540]

約数ペア:

[(1, 2015497540), (2, 1007748770), (4, 503874385), (5, 403099508), (7, 287928220), (10, 201549754), (14, 143964110), (20, 100774877), (28, 71982055), (35, 57585644), (70, 28792822), (140, 14396411), (397, 5076820), (794, 2538410), (1588, 1269205), (1985, 1015364), (2779, 725260), (3970, 507682), (5558, 362630), (7940, 253841), (11116, 181315), (13895, 145052), (27790, 72526), (36263, 55580)]