11715760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{20921}}^1$

素因数の和:20941

約数の個数: 40

約数和(自身を含む): 31131936

約数和(自身を除く): 19416176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 20921, 41842, 83684, 104605, 146447, 167368, 209210, 292894, 334736, 418420, 585788, 732235, 836840, 1171576, 1464470, 1673680, 2343152, 2928940, 5857880, 11715760]

約数ペア:

[(1, 11715760), (2, 5857880), (4, 2928940), (5, 2343152), (7, 1673680), (8, 1464470), (10, 1171576), (14, 836840), (16, 732235), (20, 585788), (28, 418420), (35, 334736), (40, 292894), (56, 209210), (70, 167368), (80, 146447), (112, 104605), (140, 83684), (280, 41842), (560, 20921)]