70147960

素因数分解:

$2^3\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{1721}}^1$

素因数の和:2751

約数の個数: 32

約数和(自身を含む): 158079600

約数和(自身を除く): 87931640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1019, 1721, 2038, 3442, 4076, 5095, 6884, 8152, 8605, 10190, 13768, 17210, 20380, 34420, 40760, 68840, 1753699, 3507398, 7014796, 8768495, 14029592, 17536990, 35073980, 70147960]

約数ペア:

[(1, 70147960), (2, 35073980), (4, 17536990), (5, 14029592), (8, 8768495), (10, 7014796), (20, 3507398), (40, 1753699), (1019, 68840), (1721, 40760), (2038, 34420), (3442, 20380), (4076, 17210), (5095, 13768), (6884, 10190), (8152, 8605)]