63806420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{29269}}^1$

素因数の和:29387

約数の個数: 24

約数和(自身を含む): 135227400

約数和(自身を除く): 71420980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 29269, 58538, 117076, 146345, 292690, 585380, 3190321, 6380642, 12761284, 15951605, 31903210, 63806420]

約数ペア:

[(1, 63806420), (2, 31903210), (4, 15951605), (5, 12761284), (10, 6380642), (20, 3190321), (109, 585380), (218, 292690), (436, 146345), (545, 117076), (1090, 58538), (2180, 29269)]