1660250830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{821}}^1\times {\mathrm{4127}}^1$

素因数の和:4969

約数の個数: 48

約数和(自身を含む): 3481439616

約数和(自身を除く): 1821188786

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 821, 1642, 4105, 4127, 5747, 8210, 8254, 11494, 20635, 28735, 28889, 40229, 41270, 57470, 57778, 80458, 144445, 201145, 202223, 288890, 402290, 404446, 1011115, 2022230, 3388267, 6776534, 16941335, 23717869, 33882670, 47435738, 118589345, 166025083, 237178690, 332050166, 830125415, 1660250830]

約数ペア:

[(1, 1660250830), (2, 830125415), (5, 332050166), (7, 237178690), (10, 166025083), (14, 118589345), (35, 47435738), (49, 33882670), (70, 23717869), (98, 16941335), (245, 6776534), (490, 3388267), (821, 2022230), (1642, 1011115), (4105, 404446), (4127, 402290), (5747, 288890), (8210, 202223), (8254, 201145), (11494, 144445), (20635, 80458), (28735, 57778), (28889, 57470), (40229, 41270)]