40889268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{769}}^1$

素因数の和:997

約数の個数: 72

約数和(自身を含む): 118838720

約数和(自身を除く): 77949452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 769, 844, 1266, 1477, 1538, 1899, 2307, 2532, 2954, 3076, 3798, 4431, 4614, 5383, 5908, 6921, 7596, 8862, 9228, 10766, 13293, 13842, 16149, 17724, 21532, 26586, 27684, 32298, 48447, 53172, 64596, 96894, 162259, 193788, 324518, 486777, 649036, 973554, 1135813, 1460331, 1947108, 2271626, 2920662, 3407439, 4543252, 5841324, 6814878, 10222317, 13629756, 20444634, 40889268]

約数ペア:

[(1, 40889268), (2, 20444634), (3, 13629756), (4, 10222317), (6, 6814878), (7, 5841324), (9, 4543252), (12, 3407439), (14, 2920662), (18, 2271626), (21, 1947108), (28, 1460331), (36, 1135813), (42, 973554), (63, 649036), (84, 486777), (126, 324518), (211, 193788), (252, 162259), (422, 96894), (633, 64596), (769, 53172), (844, 48447), (1266, 32298), (1477, 27684), (1538, 26586), (1899, 21532), (2307, 17724), (2532, 16149), (2954, 13842), (3076, 13293), (3798, 10766), (4431, 9228), (4614, 8862), (5383, 7596), (5908, 6921)]