1979445580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1951}}^1\times {\mathrm{7247}}^1$

素因数の和:9214

約数の個数: 48

約数和(自身を含む): 4753760256

約数和(自身を除く): 2774314676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1951, 3902, 7247, 7804, 9755, 13657, 14494, 19510, 27314, 28988, 36235, 39020, 50729, 54628, 68285, 72470, 101458, 136570, 144940, 202916, 253645, 273140, 507290, 1014580, 14138897, 28277794, 56555588, 70694485, 98972279, 141388970, 197944558, 282777940, 395889116, 494861395, 989722790, 1979445580]

約数ペア:

[(1, 1979445580), (2, 989722790), (4, 494861395), (5, 395889116), (7, 282777940), (10, 197944558), (14, 141388970), (20, 98972279), (28, 70694485), (35, 56555588), (70, 28277794), (140, 14138897), (1951, 1014580), (3902, 507290), (7247, 273140), (7804, 253645), (9755, 202916), (13657, 144940), (14494, 136570), (19510, 101458), (27314, 72470), (28988, 68285), (36235, 54628), (39020, 50729)]