140144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:488

約数の個数: 20

約数和(自身を含む): 286440

約数和(自身を除く): 146296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 461, 922, 1844, 3688, 7376, 8759, 17518, 35036, 70072, 140144]

約数ペア:

[(1, 140144), (2, 70072), (4, 35036), (8, 17518), (16, 8759), (19, 7376), (38, 3688), (76, 1844), (152, 922), (304, 461)]