209849240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{228097}}^1$

素因数の和:228131

約数の個数: 32

約数和(自身を含む): 492691680

約数和(自身を除く): 282842440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 228097, 456194, 912388, 1140485, 1824776, 2280970, 4561940, 5246231, 9123880, 10492462, 20984924, 26231155, 41969848, 52462310, 104924620, 209849240]

約数ペア:

[(1, 209849240), (2, 104924620), (4, 52462310), (5, 41969848), (8, 26231155), (10, 20984924), (20, 10492462), (23, 9123880), (40, 5246231), (46, 4561940), (92, 2280970), (115, 1824776), (184, 1140485), (230, 912388), (460, 456194), (920, 228097)]