11708920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 28421280

約数和(自身を除く): 16712360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 257, 268, 335, 340, 514, 536, 670, 680, 1028, 1139, 1285, 1340, 2056, 2278, 2570, 2680, 4369, 4556, 5140, 5695, 8738, 9112, 10280, 11390, 17219, 17476, 21845, 22780, 34438, 34952, 43690, 45560, 68876, 86095, 87380, 137752, 172190, 174760, 292723, 344380, 585446, 688760, 1170892, 1463615, 2341784, 2927230, 5854460, 11708920]

約数ペア:

[(1, 11708920), (2, 5854460), (4, 2927230), (5, 2341784), (8, 1463615), (10, 1170892), (17, 688760), (20, 585446), (34, 344380), (40, 292723), (67, 174760), (68, 172190), (85, 137752), (134, 87380), (136, 86095), (170, 68876), (257, 45560), (268, 43690), (335, 34952), (340, 34438), (514, 22780), (536, 21845), (670, 17476), (680, 17219), (1028, 11390), (1139, 10280), (1285, 9112), (1340, 8738), (2056, 5695), (2278, 5140), (2570, 4556), (2680, 4369)]