39421480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{20113}}^1$

素因数の和:20138

約数の個数: 48

約数和(自身を含む): 103184820

約数和(自身を除く): 63763340

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 20113, 40226, 80452, 100565, 140791, 160904, 201130, 281582, 402260, 563164, 703955, 804520, 985537, 1126328, 1407910, 1971074, 2815820, 3942148, 4927685, 5631640, 7884296, 9855370, 19710740, 39421480]

約数ペア:

[(1, 39421480), (2, 19710740), (4, 9855370), (5, 7884296), (7, 5631640), (8, 4927685), (10, 3942148), (14, 2815820), (20, 1971074), (28, 1407910), (35, 1126328), (40, 985537), (49, 804520), (56, 703955), (70, 563164), (98, 402260), (140, 281582), (196, 201130), (245, 160904), (280, 140791), (392, 100565), (490, 80452), (980, 40226), (1960, 20113)]