40032804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 109881408

約数和(自身を除く): 69848604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 103, 147, 196, 206, 294, 309, 412, 588, 618, 661, 721, 1236, 1322, 1442, 1983, 2163, 2644, 2884, 3966, 4326, 4627, 5047, 7932, 8652, 9254, 10094, 13881, 15141, 18508, 20188, 27762, 30282, 32389, 55524, 60564, 64778, 68083, 97167, 129556, 136166, 194334, 204249, 272332, 388668, 408498, 476581, 816996, 953162, 1429743, 1906324, 2859486, 3336067, 5718972, 6672134, 10008201, 13344268, 20016402, 40032804]

約数ペア:

[(1, 40032804), (2, 20016402), (3, 13344268), (4, 10008201), (6, 6672134), (7, 5718972), (12, 3336067), (14, 2859486), (21, 1906324), (28, 1429743), (42, 953162), (49, 816996), (84, 476581), (98, 408498), (103, 388668), (147, 272332), (196, 204249), (206, 194334), (294, 136166), (309, 129556), (412, 97167), (588, 68083), (618, 64778), (661, 60564), (721, 55524), (1236, 32389), (1322, 30282), (1442, 27762), (1983, 20188), (2163, 18508), (2644, 15141), (2884, 13881), (3966, 10094), (4326, 9254), (4627, 8652), (5047, 7932)]