67909240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{242533}}^1$

素因数の和:242551

約数の個数: 32

約数和(自身を含む): 174624480

約数和(自身を除く): 106715240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 242533, 485066, 970132, 1212665, 1697731, 1940264, 2425330, 3395462, 4850660, 6790924, 8488655, 9701320, 13581848, 16977310, 33954620, 67909240]

約数ペア:

[(1, 67909240), (2, 33954620), (4, 16977310), (5, 13581848), (7, 9701320), (8, 8488655), (10, 6790924), (14, 4850660), (20, 3395462), (28, 2425330), (35, 1940264), (40, 1697731), (56, 1212665), (70, 970132), (140, 485066), (280, 242533)]