20148180610

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{373}}^1\times {\mathrm{1069}}^1$

素因数の和:1643

約数の個数: 64

約数和(自身を含む): 37802603520

約数和(自身を除く): 17654422910

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 373, 746, 815, 1069, 1630, 1865, 2138, 3730, 5053, 5345, 10106, 10690, 11563, 23126, 25265, 33139, 50530, 57815, 60799, 66278, 115630, 121598, 165695, 174247, 303995, 331390, 348494, 398737, 607990, 797474, 871235, 1742470, 1884769, 1993685, 3769538, 3987370, 5401657, 9423845, 10803314, 12360847, 18847690, 24721694, 27008285, 54016570, 61804235, 64994131, 123608470, 129988262, 324970655, 649941310, 2014818061, 4029636122, 10074090305, 20148180610]

約数ペア:

[(1, 20148180610), (2, 10074090305), (5, 4029636122), (10, 2014818061), (31, 649941310), (62, 324970655), (155, 129988262), (163, 123608470), (310, 64994131), (326, 61804235), (373, 54016570), (746, 27008285), (815, 24721694), (1069, 18847690), (1630, 12360847), (1865, 10803314), (2138, 9423845), (3730, 5401657), (5053, 3987370), (5345, 3769538), (10106, 1993685), (10690, 1884769), (11563, 1742470), (23126, 871235), (25265, 797474), (33139, 607990), (50530, 398737), (57815, 348494), (60799, 331390), (66278, 303995), (115630, 174247), (121598, 165695)]