22340720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16427}}^1$

素因数の和:16457

約数の個数: 40

約数和(自身を含む): 55000944

約数和(自身を除く): 32660224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 16427, 32854, 65708, 82135, 131416, 164270, 262832, 279259, 328540, 558518, 657080, 1117036, 1314160, 1396295, 2234072, 2792590, 4468144, 5585180, 11170360, 22340720]

約数ペア:

[(1, 22340720), (2, 11170360), (4, 5585180), (5, 4468144), (8, 2792590), (10, 2234072), (16, 1396295), (17, 1314160), (20, 1117036), (34, 657080), (40, 558518), (68, 328540), (80, 279259), (85, 262832), (136, 164270), (170, 131416), (272, 82135), (340, 65708), (680, 32854), (1360, 16427)]