678644960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{605933}}^1$

素因数の和:605955

約数の個数: 48

約数和(自身を含む): 1832344416

約数和(自身を除く): 1153699456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 605933, 1211866, 2423732, 3029665, 4241531, 4847464, 6059330, 8483062, 9694928, 12118660, 16966124, 19389856, 21207655, 24237320, 33932248, 42415310, 48474640, 67864496, 84830620, 96949280, 135728992, 169661240, 339322480, 678644960]

約数ペア:

[(1, 678644960), (2, 339322480), (4, 169661240), (5, 135728992), (7, 96949280), (8, 84830620), (10, 67864496), (14, 48474640), (16, 42415310), (20, 33932248), (28, 24237320), (32, 21207655), (35, 19389856), (40, 16966124), (56, 12118660), (70, 9694928), (80, 8483062), (112, 6059330), (140, 4847464), (160, 4241531), (224, 3029665), (280, 2423732), (560, 1211866), (1120, 605933)]