1489665910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2\times {\mathrm{1019}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 2816240400

約数和(自身を除く): 1326574490

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 1019, 2038, 2059, 4118, 5041, 5095, 10082, 10190, 10295, 20590, 25205, 29551, 50410, 59102, 72349, 144698, 146189, 147755, 292378, 295510, 361745, 723490, 730945, 1461890, 2098121, 4196242, 5136779, 10273558, 10490605, 20981210, 25683895, 51367790, 148966591, 297933182, 744832955, 1489665910]

約数ペア:

[(1, 1489665910), (2, 744832955), (5, 297933182), (10, 148966591), (29, 51367790), (58, 25683895), (71, 20981210), (142, 10490605), (145, 10273558), (290, 5136779), (355, 4196242), (710, 2098121), (1019, 1461890), (2038, 730945), (2059, 723490), (4118, 361745), (5041, 295510), (5095, 292378), (10082, 147755), (10190, 146189), (10295, 144698), (20590, 72349), (25205, 59102), (29551, 50410)]