40303205

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 51188760

約数和(自身を除く): 10885555

約数列:

[1, 5, 41, 47, 89, 205, 235, 445, 1927, 2209, 3649, 4183, 9635, 11045, 18245, 20915, 90569, 171503, 196601, 452845, 857515, 983005, 8060641, 40303205]

約数ペア:

[(1, 40303205), (5, 8060641), (41, 983005), (47, 857515), (89, 452845), (205, 196601), (235, 171503), (445, 90569), (1927, 20915), (2209, 18245), (3649, 11045), (4183, 9635)]