2022277420

素因数分解:

$2^2\times 5^1\times {\mathrm{6449}}^1\times {\mathrm{15679}}^1$

素因数の和:22137

約数の個数: 24

約数和(自身を含む): 4247712000

約数和(自身を除く): 2225434580

約数列:

[1, 2, 4, 5, 10, 20, 6449, 12898, 15679, 25796, 31358, 32245, 62716, 64490, 78395, 128980, 156790, 313580, 101113871, 202227742, 404455484, 505569355, 1011138710, 2022277420]

約数ペア:

[(1, 2022277420), (2, 1011138710), (4, 505569355), (5, 404455484), (10, 202227742), (20, 101113871), (6449, 313580), (12898, 156790), (15679, 128980), (25796, 78395), (31358, 64490), (32245, 62716)]