8408540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3533}}^1$

素因数の和:3566

約数の個数: 48

約数和(自身を含む): 21373632

約数和(自身を除く): 12965092

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 3533, 7066, 14132, 17665, 24731, 35330, 49462, 60061, 70660, 98924, 120122, 123655, 240244, 247310, 300305, 420427, 494620, 600610, 840854, 1201220, 1681708, 2102135, 4204270, 8408540]

約数ペア:

[(1, 8408540), (2, 4204270), (4, 2102135), (5, 1681708), (7, 1201220), (10, 840854), (14, 600610), (17, 494620), (20, 420427), (28, 300305), (34, 247310), (35, 240244), (68, 123655), (70, 120122), (85, 98924), (119, 70660), (140, 60061), (170, 49462), (238, 35330), (340, 24731), (476, 17665), (595, 14132), (1190, 7066), (2380, 3533)]