2015204460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{781087}}^1$

素因数の和:781142

約数の個数: 48

約数和(自身を含む): 5773802496

約数和(自身を除く): 3758598036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 781087, 1562174, 2343261, 3124348, 3905435, 4686522, 7810870, 9373044, 11716305, 15621740, 23432610, 33586741, 46865220, 67173482, 100760223, 134346964, 167933705, 201520446, 335867410, 403040892, 503801115, 671734820, 1007602230, 2015204460]

約数ペア:

[(1, 2015204460), (2, 1007602230), (3, 671734820), (4, 503801115), (5, 403040892), (6, 335867410), (10, 201520446), (12, 167933705), (15, 134346964), (20, 100760223), (30, 67173482), (43, 46865220), (60, 33586741), (86, 23432610), (129, 15621740), (172, 11716305), (215, 9373044), (258, 7810870), (430, 4686522), (516, 3905435), (645, 3124348), (860, 2343261), (1290, 1562174), (2580, 781087)]