1528280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2939}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 3704400

約数和(自身を除く): 2176120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2939, 5878, 11756, 14695, 23512, 29390, 38207, 58780, 76414, 117560, 152828, 191035, 305656, 382070, 764140, 1528280]

約数ペア:

[(1, 1528280), (2, 764140), (4, 382070), (5, 305656), (8, 191035), (10, 152828), (13, 117560), (20, 76414), (26, 58780), (40, 38207), (52, 29390), (65, 23512), (104, 14695), (130, 11756), (260, 5878), (520, 2939)]