2458006420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{27749}}^1$

素因数の和:27904

約数の個数: 48

約数和(自身を含む): 5333328000

約数和(自身を除く): 2875321580

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 172, 206, 215, 412, 430, 515, 860, 1030, 2060, 4429, 8858, 17716, 22145, 27749, 44290, 55498, 88580, 110996, 138745, 277490, 554980, 1193207, 2386414, 2858147, 4772828, 5716294, 5966035, 11432588, 11932070, 14290735, 23864140, 28581470, 57162940, 122900321, 245800642, 491601284, 614501605, 1229003210, 2458006420]

約数ペア:

[(1, 2458006420), (2, 1229003210), (4, 614501605), (5, 491601284), (10, 245800642), (20, 122900321), (43, 57162940), (86, 28581470), (103, 23864140), (172, 14290735), (206, 11932070), (215, 11432588), (412, 5966035), (430, 5716294), (515, 4772828), (860, 2858147), (1030, 2386414), (2060, 1193207), (4429, 554980), (8858, 277490), (17716, 138745), (22145, 110996), (27749, 88580), (44290, 55498)]