40631960

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2293}}^1$

素因数の和:2747

約数の個数: 32

約数和(自身を含む): 91668240

約数和(自身を除く): 51036280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1772, 2215, 2293, 3544, 4430, 4586, 8860, 9172, 11465, 17720, 18344, 22930, 45860, 91720, 1015799, 2031598, 4063196, 5078995, 8126392, 10157990, 20315980, 40631960]

約数ペア:

[(1, 40631960), (2, 20315980), (4, 10157990), (5, 8126392), (8, 5078995), (10, 4063196), (20, 2031598), (40, 1015799), (443, 91720), (886, 45860), (1772, 22930), (2215, 18344), (2293, 17720), (3544, 11465), (4430, 9172), (4586, 8860)]