1520348420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103991}}^1$

素因数の和:104060

約数の個数: 48

約数和(自身を含む): 3459189888

約数和(自身を除く): 1938841468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 14620, 103991, 207982, 415964, 519955, 1039910, 1767847, 2079820, 3535694, 4471613, 7071388, 8839235, 8943226, 17678470, 17886452, 22358065, 35356940, 44716130, 76017421, 89432260, 152034842, 304069684, 380087105, 760174210, 1520348420]

約数ペア:

[(1, 1520348420), (2, 760174210), (4, 380087105), (5, 304069684), (10, 152034842), (17, 89432260), (20, 76017421), (34, 44716130), (43, 35356940), (68, 22358065), (85, 17886452), (86, 17678470), (170, 8943226), (172, 8839235), (215, 7071388), (340, 4471613), (430, 3535694), (731, 2079820), (860, 1767847), (1462, 1039910), (2924, 519955), (3655, 415964), (7310, 207982), (14620, 103991)]