6739280

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 15937224

約数和(自身を除く): 9197944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 1381, 2440, 2762, 4880, 5524, 6905, 11048, 13810, 22096, 27620, 55240, 84241, 110480, 168482, 336964, 421205, 673928, 842410, 1347856, 1684820, 3369640, 6739280]

約数ペア:

[(1, 6739280), (2, 3369640), (4, 1684820), (5, 1347856), (8, 842410), (10, 673928), (16, 421205), (20, 336964), (40, 168482), (61, 110480), (80, 84241), (122, 55240), (244, 27620), (305, 22096), (488, 13810), (610, 11048), (976, 6905), (1220, 5524), (1381, 4880), (2440, 2762)]