40212788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{953}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 88470144

約数和(自身を除く): 48257356

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 137, 154, 274, 308, 548, 953, 959, 1507, 1906, 1918, 3014, 3812, 3836, 6028, 6671, 10483, 10549, 13342, 20966, 21098, 26684, 41932, 42196, 73381, 130561, 146762, 261122, 293524, 522244, 913927, 1436171, 1827854, 2872342, 3655708, 5744684, 10053197, 20106394, 40212788]

約数ペア:

[(1, 40212788), (2, 20106394), (4, 10053197), (7, 5744684), (11, 3655708), (14, 2872342), (22, 1827854), (28, 1436171), (44, 913927), (77, 522244), (137, 293524), (154, 261122), (274, 146762), (308, 130561), (548, 73381), (953, 42196), (959, 41932), (1507, 26684), (1906, 21098), (1918, 20966), (3014, 13342), (3812, 10549), (3836, 10483), (6028, 6671)]