408072440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{8369}}^1$

素因数の和:8456

約数の個数: 64

約数和(自身を含む): 976276800

約数和(自身を除く): 568204360

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 424, 460, 530, 920, 1060, 1219, 2120, 2438, 4876, 6095, 8369, 9752, 12190, 16738, 24380, 33476, 41845, 48760, 66952, 83690, 167380, 192487, 334760, 384974, 443557, 769948, 887114, 962435, 1539896, 1774228, 1924870, 2217785, 3548456, 3849740, 4435570, 7699480, 8871140, 10201811, 17742280, 20403622, 40807244, 51009055, 81614488, 102018110, 204036220, 408072440]

約数ペア:

[(1, 408072440), (2, 204036220), (4, 102018110), (5, 81614488), (8, 51009055), (10, 40807244), (20, 20403622), (23, 17742280), (40, 10201811), (46, 8871140), (53, 7699480), (92, 4435570), (106, 3849740), (115, 3548456), (184, 2217785), (212, 1924870), (230, 1774228), (265, 1539896), (424, 962435), (460, 887114), (530, 769948), (920, 443557), (1060, 384974), (1219, 334760), (2120, 192487), (2438, 167380), (4876, 83690), (6095, 66952), (8369, 48760), (9752, 41845), (12190, 33476), (16738, 24380)]