764140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2939}}^1$

素因数の和:2961

約数の個数: 24

約数和(自身を含む): 1728720

約数和(自身を除く): 964580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2939, 5878, 11756, 14695, 29390, 38207, 58780, 76414, 152828, 191035, 382070, 764140]

約数ペア:

[(1, 764140), (2, 382070), (4, 191035), (5, 152828), (10, 76414), (13, 58780), (20, 38207), (26, 29390), (52, 14695), (65, 11756), (130, 5878), (260, 2939)]