20145110820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{900139}}^1$

素因数の和:900524

約数の個数: 48

約数和(自身を含む): 56557596480

約数和(自身を除く): 36412485660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 373, 746, 1119, 1492, 1865, 2238, 3730, 4476, 5595, 7460, 11190, 22380, 900139, 1800278, 2700417, 3600556, 4500695, 5400834, 9001390, 10801668, 13502085, 18002780, 27004170, 54008340, 335751847, 671503694, 1007255541, 1343007388, 1678759235, 2014511082, 3357518470, 4029022164, 5036277705, 6715036940, 10072555410, 20145110820]

約数ペア:

[(1, 20145110820), (2, 10072555410), (3, 6715036940), (4, 5036277705), (5, 4029022164), (6, 3357518470), (10, 2014511082), (12, 1678759235), (15, 1343007388), (20, 1007255541), (30, 671503694), (60, 335751847), (373, 54008340), (746, 27004170), (1119, 18002780), (1492, 13502085), (1865, 10801668), (2238, 9001390), (3730, 5400834), (4476, 4500695), (5595, 3600556), (7460, 2700417), (11190, 1800278), (22380, 900139)]