23038420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 50254848

約数和(自身を除く): 27216428

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 191, 326, 370, 382, 652, 740, 764, 815, 955, 1630, 1910, 3260, 3820, 6031, 7067, 12062, 14134, 24124, 28268, 30155, 31133, 35335, 60310, 62266, 70670, 120620, 124532, 141340, 155665, 311330, 622660, 1151921, 2303842, 4607684, 5759605, 11519210, 23038420]

約数ペア:

[(1, 23038420), (2, 11519210), (4, 5759605), (5, 4607684), (10, 2303842), (20, 1151921), (37, 622660), (74, 311330), (148, 155665), (163, 141340), (185, 124532), (191, 120620), (326, 70670), (370, 62266), (382, 60310), (652, 35335), (740, 31133), (764, 30155), (815, 28268), (955, 24124), (1630, 14134), (1910, 12062), (3260, 7067), (3820, 6031)]