91427540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{111497}}^1$

素因数の和:111547

約数の個数: 24

約数和(自身を含む): 196682472

約数和(自身を除く): 105254932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 111497, 222994, 445988, 557485, 1114970, 2229940, 4571377, 9142754, 18285508, 22856885, 45713770, 91427540]

約数ペア:

[(1, 91427540), (2, 45713770), (4, 22856885), (5, 18285508), (10, 9142754), (20, 4571377), (41, 2229940), (82, 1114970), (164, 557485), (205, 445988), (410, 222994), (820, 111497)]