140301880

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{8747}}^1$

素因数の和:9159

約数の個数: 32

約数和(自身を含む): 316502640

約数和(自身を除く): 176200760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1604, 2005, 3208, 4010, 8020, 8747, 16040, 17494, 34988, 43735, 69976, 87470, 174940, 349880, 3507547, 7015094, 14030188, 17537735, 28060376, 35075470, 70150940, 140301880]

約数ペア:

[(1, 140301880), (2, 70150940), (4, 35075470), (5, 28060376), (8, 17537735), (10, 14030188), (20, 7015094), (40, 3507547), (401, 349880), (802, 174940), (1604, 87470), (2005, 69976), (3208, 43735), (4010, 34988), (8020, 17494), (8747, 16040)]