55815940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1709}}^1$

素因数の和:1812

約数の個数: 48

約数和(自身を含む): 124104960

約数和(自身を除く): 68289020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 710, 1420, 1633, 1709, 3266, 3418, 6532, 6836, 8165, 8545, 16330, 17090, 32660, 34180, 39307, 78614, 121339, 157228, 196535, 242678, 393070, 485356, 606695, 786140, 1213390, 2426780, 2790797, 5581594, 11163188, 13953985, 27907970, 55815940]

約数ペア:

[(1, 55815940), (2, 27907970), (4, 13953985), (5, 11163188), (10, 5581594), (20, 2790797), (23, 2426780), (46, 1213390), (71, 786140), (92, 606695), (115, 485356), (142, 393070), (230, 242678), (284, 196535), (355, 157228), (460, 121339), (710, 78614), (1420, 39307), (1633, 34180), (1709, 32660), (3266, 17090), (3418, 16330), (6532, 8545), (6836, 8165)]