201913340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{1249}}^1$

素因数の和:1454

約数の個数: 48

約数和(自身を含む): 434700000

約数和(自身を除く): 232786660

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 137, 236, 274, 295, 548, 590, 685, 1180, 1249, 1370, 2498, 2740, 4996, 6245, 8083, 12490, 16166, 24980, 32332, 40415, 73691, 80830, 147382, 161660, 171113, 294764, 342226, 368455, 684452, 736910, 855565, 1473820, 1711130, 3422260, 10095667, 20191334, 40382668, 50478335, 100956670, 201913340]

約数ペア:

[(1, 201913340), (2, 100956670), (4, 50478335), (5, 40382668), (10, 20191334), (20, 10095667), (59, 3422260), (118, 1711130), (137, 1473820), (236, 855565), (274, 736910), (295, 684452), (548, 368455), (590, 342226), (685, 294764), (1180, 171113), (1249, 161660), (1370, 147382), (2498, 80830), (2740, 73691), (4996, 40415), (6245, 32332), (8083, 24980), (12490, 16166)]