47808280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91939}}^1$

素因数の和:91963

約数の個数: 32

約数和(自身を含む): 115844400

約数和(自身を除く): 68036120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 91939, 183878, 367756, 459695, 735512, 919390, 1195207, 1838780, 2390414, 3677560, 4780828, 5976035, 9561656, 11952070, 23904140, 47808280]

約数ペア:

[(1, 47808280), (2, 23904140), (4, 11952070), (5, 9561656), (8, 5976035), (10, 4780828), (13, 3677560), (20, 2390414), (26, 1838780), (40, 1195207), (52, 919390), (65, 735512), (104, 459695), (130, 367756), (260, 183878), (520, 91939)]