40853820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 131636736

約数和(自身を除く): 90782916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 211, 420, 422, 461, 633, 844, 922, 1055, 1266, 1383, 1477, 1844, 2110, 2305, 2532, 2766, 2954, 3165, 3227, 4220, 4431, 4610, 5532, 5908, 6330, 6454, 6915, 7385, 8862, 9220, 9681, 12660, 12908, 13830, 14770, 16135, 17724, 19362, 22155, 27660, 29540, 32270, 38724, 44310, 48405, 64540, 88620, 96810, 97271, 193620, 194542, 291813, 389084, 486355, 583626, 680897, 972710, 1167252, 1361794, 1459065, 1945420, 2042691, 2723588, 2918130, 3404485, 4085382, 5836260, 6808970, 8170764, 10213455, 13617940, 20426910, 40853820]

約数ペア:

[(1, 40853820), (2, 20426910), (3, 13617940), (4, 10213455), (5, 8170764), (6, 6808970), (7, 5836260), (10, 4085382), (12, 3404485), (14, 2918130), (15, 2723588), (20, 2042691), (21, 1945420), (28, 1459065), (30, 1361794), (35, 1167252), (42, 972710), (60, 680897), (70, 583626), (84, 486355), (105, 389084), (140, 291813), (210, 194542), (211, 193620), (420, 97271), (422, 96810), (461, 88620), (633, 64540), (844, 48405), (922, 44310), (1055, 38724), (1266, 32270), (1383, 29540), (1477, 27660), (1844, 22155), (2110, 19362), (2305, 17724), (2532, 16135), (2766, 14770), (2954, 13830), (3165, 12908), (3227, 12660), (4220, 9681), (4431, 9220), (4610, 8862), (5532, 7385), (5908, 6915), (6330, 6454)]