28837480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14713}}^1$

素因数の和:14738

約数の個数: 48

約数和(自身を含む): 75482820

約数和(自身を除く): 46645340

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, 14713, 29426, 58852, 73565, 102991, 117704, 147130, 205982, 294260, 411964, 514955, 588520, 720937, 823928, 1029910, 1441874, 2059820, 2883748, 3604685, 4119640, 5767496, 7209370, 14418740, 28837480]

約数ペア:

[(1, 28837480), (2, 14418740), (4, 7209370), (5, 5767496), (7, 4119640), (8, 3604685), (10, 2883748), (14, 2059820), (20, 1441874), (28, 1029910), (35, 823928), (40, 720937), (49, 588520), (56, 514955), (70, 411964), (98, 294260), (140, 205982), (196, 147130), (245, 117704), (280, 102991), (392, 73565), (490, 58852), (980, 29426), (1960, 14713)]