39128740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1039}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 94348800

約数和(自身を除く): 55220060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1039, 1076, 1345, 1883, 2078, 2690, 3766, 4156, 5195, 5380, 7273, 7532, 9415, 10390, 14546, 18830, 20780, 29092, 36365, 37660, 72730, 145460, 279491, 558982, 1117964, 1397455, 1956437, 2794910, 3912874, 5589820, 7825748, 9782185, 19564370, 39128740]

約数ペア:

[(1, 39128740), (2, 19564370), (4, 9782185), (5, 7825748), (7, 5589820), (10, 3912874), (14, 2794910), (20, 1956437), (28, 1397455), (35, 1117964), (70, 558982), (140, 279491), (269, 145460), (538, 72730), (1039, 37660), (1076, 36365), (1345, 29092), (1883, 20780), (2078, 18830), (2690, 14546), (3766, 10390), (4156, 9415), (5195, 7532), (5380, 7273)]