531849880

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{13417}}^1$

素因数の和:14419

約数の個数: 32

約数和(自身を含む): 1197959040

約数和(自身を除く): 666109160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 3964, 4955, 7928, 9910, 13417, 19820, 26834, 39640, 53668, 67085, 107336, 134170, 268340, 536680, 13296247, 26592494, 53184988, 66481235, 106369976, 132962470, 265924940, 531849880]

約数ペア:

[(1, 531849880), (2, 265924940), (4, 132962470), (5, 106369976), (8, 66481235), (10, 53184988), (20, 26592494), (40, 13296247), (991, 536680), (1982, 268340), (3964, 134170), (4955, 107336), (7928, 67085), (9910, 53668), (13417, 39640), (19820, 26834)]