43071980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43951}}^1$

素因数の和:43974

約数の個数: 36

約数和(自身を含む): 105221088

約数和(自身を除く): 62149108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 43951, 87902, 175804, 219755, 307657, 439510, 615314, 879020, 1230628, 1538285, 2153599, 3076570, 4307198, 6153140, 8614396, 10767995, 21535990, 43071980]

約数ペア:

[(1, 43071980), (2, 21535990), (4, 10767995), (5, 8614396), (7, 6153140), (10, 4307198), (14, 3076570), (20, 2153599), (28, 1538285), (35, 1230628), (49, 879020), (70, 615314), (98, 439510), (140, 307657), (196, 219755), (245, 175804), (490, 87902), (980, 43951)]