561417520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{412807}}^1$

素因数の和:412837

約数の個数: 40

約数和(自身を含む): 1382081184

約数和(自身を除く): 820663664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 412807, 825614, 1651228, 2064035, 3302456, 4128070, 6604912, 7017719, 8256140, 14035438, 16512280, 28070876, 33024560, 35088595, 56141752, 70177190, 112283504, 140354380, 280708760, 561417520]

約数ペア:

[(1, 561417520), (2, 280708760), (4, 140354380), (5, 112283504), (8, 70177190), (10, 56141752), (16, 35088595), (17, 33024560), (20, 28070876), (34, 16512280), (40, 14035438), (68, 8256140), (80, 7017719), (85, 6604912), (136, 4128070), (170, 3302456), (272, 2064035), (340, 1651228), (680, 825614), (1360, 412807)]