56144720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22639}}^1$

素因数の和:22683

約数の個数: 40

約数和(自身を含む): 134753280

約数和(自身を除く): 78608560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22639, 45278, 90556, 113195, 181112, 226390, 362224, 452780, 701809, 905560, 1403618, 1811120, 2807236, 3509045, 5614472, 7018090, 11228944, 14036180, 28072360, 56144720]

約数ペア:

[(1, 56144720), (2, 28072360), (4, 14036180), (5, 11228944), (8, 7018090), (10, 5614472), (16, 3509045), (20, 2807236), (31, 1811120), (40, 1403618), (62, 905560), (80, 701809), (124, 452780), (155, 362224), (248, 226390), (310, 181112), (496, 113195), (620, 90556), (1240, 45278), (2480, 22639)]