71572760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{255617}}^1$

素因数の和:255635

約数の個数: 32

約数和(自身を含む): 184044960

約数和(自身を除く): 112472200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 255617, 511234, 1022468, 1278085, 1789319, 2044936, 2556170, 3578638, 5112340, 7157276, 8946595, 10224680, 14314552, 17893190, 35786380, 71572760]

約数ペア:

[(1, 71572760), (2, 35786380), (4, 17893190), (5, 14314552), (7, 10224680), (8, 8946595), (10, 7157276), (14, 5112340), (20, 3578638), (28, 2556170), (35, 2044936), (40, 1789319), (56, 1278085), (70, 1022468), (140, 511234), (280, 255617)]