11986760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7309}}^1$

素因数の和:7361

約数の個数: 32

約数和(自身を含む): 27631800

約数和(自身を除く): 15645040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7309, 14618, 29236, 36545, 58472, 73090, 146180, 292360, 299669, 599338, 1198676, 1498345, 2397352, 2996690, 5993380, 11986760]

約数ペア:

[(1, 11986760), (2, 5993380), (4, 2996690), (5, 2397352), (8, 1498345), (10, 1198676), (20, 599338), (40, 299669), (41, 292360), (82, 146180), (164, 73090), (205, 58472), (328, 36545), (410, 29236), (820, 14618), (1640, 7309)]