80392340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11719}}^1$

素因数の和:11749

約数の個数: 48

約数和(自身を含む): 196896000

約数和(自身を除く): 116503660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11719, 23438, 46876, 58595, 82033, 117190, 164066, 234380, 328132, 410165, 574231, 820330, 1148462, 1640660, 2296924, 2871155, 4019617, 5742310, 8039234, 11484620, 16078468, 20098085, 40196170, 80392340]

約数ペア:

[(1, 80392340), (2, 40196170), (4, 20098085), (5, 16078468), (7, 11484620), (10, 8039234), (14, 5742310), (20, 4019617), (28, 2871155), (35, 2296924), (49, 1640660), (70, 1148462), (98, 820330), (140, 574231), (196, 410165), (245, 328132), (343, 234380), (490, 164066), (686, 117190), (980, 82033), (1372, 58595), (1715, 46876), (3430, 23438), (6860, 11719)]