47971880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3517}}^1$

素因数の和:3570

約数の個数: 64

約数和(自身を含む): 121582080

約数和(自身を除く): 73610200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 3517, 6820, 7034, 13640, 14068, 17585, 28136, 35170, 38687, 70340, 77374, 109027, 140680, 154748, 193435, 218054, 309496, 386870, 436108, 545135, 773740, 872216, 1090270, 1199297, 1547480, 2180540, 2398594, 4361080, 4797188, 5996485, 9594376, 11992970, 23985940, 47971880]

約数ペア:

[(1, 47971880), (2, 23985940), (4, 11992970), (5, 9594376), (8, 5996485), (10, 4797188), (11, 4361080), (20, 2398594), (22, 2180540), (31, 1547480), (40, 1199297), (44, 1090270), (55, 872216), (62, 773740), (88, 545135), (110, 436108), (124, 386870), (155, 309496), (220, 218054), (248, 193435), (310, 154748), (341, 140680), (440, 109027), (620, 77374), (682, 70340), (1240, 38687), (1364, 35170), (1705, 28136), (2728, 17585), (3410, 14068), (3517, 13640), (6820, 7034)]