51966440

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11497}}^1$

素因数の和:11621

約数の個数: 32

約数和(自身を含む): 117969480

約数和(自身を除く): 66003040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 11497, 22994, 45988, 57485, 91976, 114970, 229940, 459880, 1299161, 2598322, 5196644, 6495805, 10393288, 12991610, 25983220, 51966440]

約数ペア:

[(1, 51966440), (2, 25983220), (4, 12991610), (5, 10393288), (8, 6495805), (10, 5196644), (20, 2598322), (40, 1299161), (113, 459880), (226, 229940), (452, 114970), (565, 91976), (904, 57485), (1130, 45988), (2260, 22994), (4520, 11497)]