22407040

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 54149760

約数和(自身を除く): 31742720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 223, 314, 320, 446, 628, 640, 785, 892, 1115, 1256, 1570, 1784, 2230, 2512, 3140, 3568, 4460, 5024, 6280, 7136, 8920, 10048, 12560, 14272, 17840, 20096, 25120, 28544, 35011, 35680, 50240, 70022, 71360, 100480, 140044, 142720, 175055, 280088, 350110, 560176, 700220, 1120352, 1400440, 2240704, 2800880, 4481408, 5601760, 11203520, 22407040]

約数ペア:

[(1, 22407040), (2, 11203520), (4, 5601760), (5, 4481408), (8, 2800880), (10, 2240704), (16, 1400440), (20, 1120352), (32, 700220), (40, 560176), (64, 350110), (80, 280088), (128, 175055), (157, 142720), (160, 140044), (223, 100480), (314, 71360), (320, 70022), (446, 50240), (628, 35680), (640, 35011), (785, 28544), (892, 25120), (1115, 20096), (1256, 17840), (1570, 14272), (1784, 12560), (2230, 10048), (2512, 8920), (3140, 7136), (3568, 6280), (4460, 5024)]