56864220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{135391}}^1$

素因数の和:135410

約数の個数: 48

約数和(自身を含む): 181966848

約数和(自身を除く): 125102628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 135391, 270782, 406173, 541564, 676955, 812346, 947737, 1353910, 1624692, 1895474, 2030865, 2707820, 2843211, 3790948, 4061730, 4738685, 5686422, 8123460, 9477370, 11372844, 14216055, 18954740, 28432110, 56864220]

約数ペア:

[(1, 56864220), (2, 28432110), (3, 18954740), (4, 14216055), (5, 11372844), (6, 9477370), (7, 8123460), (10, 5686422), (12, 4738685), (14, 4061730), (15, 3790948), (20, 2843211), (21, 2707820), (28, 2030865), (30, 1895474), (35, 1624692), (42, 1353910), (60, 947737), (70, 812346), (84, 676955), (105, 541564), (140, 406173), (210, 270782), (420, 135391)]