11720560

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{613}}^1$

素因数の和:865

約数の個数: 40

約数和(自身を含む): 27408960

約数和(自身を除く): 15688400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 613, 956, 1195, 1226, 1912, 2390, 2452, 3065, 3824, 4780, 4904, 6130, 9560, 9808, 12260, 19120, 24520, 49040, 146507, 293014, 586028, 732535, 1172056, 1465070, 2344112, 2930140, 5860280, 11720560]

約数ペア:

[(1, 11720560), (2, 5860280), (4, 2930140), (5, 2344112), (8, 1465070), (10, 1172056), (16, 732535), (20, 586028), (40, 293014), (80, 146507), (239, 49040), (478, 24520), (613, 19120), (956, 12260), (1195, 9808), (1226, 9560), (1912, 6130), (2390, 4904), (2452, 4780), (3065, 3824)]