417520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 1031184

約数和(自身を除く): 613664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 307, 340, 614, 680, 1228, 1360, 1535, 2456, 3070, 4912, 5219, 6140, 10438, 12280, 20876, 24560, 26095, 41752, 52190, 83504, 104380, 208760, 417520]

約数ペア:

[(1, 417520), (2, 208760), (4, 104380), (5, 83504), (8, 52190), (10, 41752), (16, 26095), (17, 24560), (20, 20876), (34, 12280), (40, 10438), (68, 6140), (80, 5219), (85, 4912), (136, 3070), (170, 2456), (272, 1535), (307, 1360), (340, 1228), (614, 680)]