13986920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 33929280

約数和(自身を除く): 19942360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 307, 335, 340, 536, 614, 670, 680, 1139, 1228, 1340, 1535, 2278, 2456, 2680, 3070, 4556, 5219, 5695, 6140, 9112, 10438, 11390, 12280, 20569, 20876, 22780, 26095, 41138, 41752, 45560, 52190, 82276, 102845, 104380, 164552, 205690, 208760, 349673, 411380, 699346, 822760, 1398692, 1748365, 2797384, 3496730, 6993460, 13986920]

約数ペア:

[(1, 13986920), (2, 6993460), (4, 3496730), (5, 2797384), (8, 1748365), (10, 1398692), (17, 822760), (20, 699346), (34, 411380), (40, 349673), (67, 208760), (68, 205690), (85, 164552), (134, 104380), (136, 102845), (170, 82276), (268, 52190), (307, 45560), (335, 41752), (340, 41138), (536, 26095), (614, 22780), (670, 20876), (680, 20569), (1139, 12280), (1228, 11390), (1340, 10438), (1535, 9112), (2278, 6140), (2456, 5695), (2680, 5219), (3070, 4556)]