22252240

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{797}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 51949800

約数和(自身を除く): 29697560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 797, 1396, 1594, 1745, 2792, 3188, 3490, 3985, 5584, 6376, 6980, 7970, 12752, 13960, 15940, 27920, 31880, 63760, 278153, 556306, 1112612, 1390765, 2225224, 2781530, 4450448, 5563060, 11126120, 22252240]

約数ペア:

[(1, 22252240), (2, 11126120), (4, 5563060), (5, 4450448), (8, 2781530), (10, 2225224), (16, 1390765), (20, 1112612), (40, 556306), (80, 278153), (349, 63760), (698, 31880), (797, 27920), (1396, 15940), (1594, 13960), (1745, 12752), (2792, 7970), (3188, 6980), (3490, 6376), (3985, 5584)]