7764280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2659}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 17715600

約数和(自身を除く): 9951320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2659, 2920, 5318, 10636, 13295, 21272, 26590, 53180, 106360, 194107, 388214, 776428, 970535, 1552856, 1941070, 3882140, 7764280]

約数ペア:

[(1, 7764280), (2, 3882140), (4, 1941070), (5, 1552856), (8, 970535), (10, 776428), (20, 388214), (40, 194107), (73, 106360), (146, 53180), (292, 26590), (365, 21272), (584, 13295), (730, 10636), (1460, 5318), (2659, 2920)]