318320420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{11393}}^1$

素因数の和:11540

約数の個数: 48

約数和(自身を含む): 735049728

約数和(自身を除く): 416729308

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 1270, 1397, 2540, 2794, 5588, 6985, 11393, 13970, 22786, 27940, 45572, 56965, 113930, 125323, 227860, 250646, 501292, 626615, 1253230, 1446911, 2506460, 2893822, 5787644, 7234555, 14469110, 15916021, 28938220, 31832042, 63664084, 79580105, 159160210, 318320420]

約数ペア:

[(1, 318320420), (2, 159160210), (4, 79580105), (5, 63664084), (10, 31832042), (11, 28938220), (20, 15916021), (22, 14469110), (44, 7234555), (55, 5787644), (110, 2893822), (127, 2506460), (220, 1446911), (254, 1253230), (508, 626615), (635, 501292), (1270, 250646), (1397, 227860), (2540, 125323), (2794, 113930), (5588, 56965), (6985, 45572), (11393, 27940), (13970, 22786)]