40445080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 102245760

約数和(自身を除く): 61800680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 169, 193, 248, 260, 310, 338, 386, 403, 520, 620, 676, 772, 806, 845, 965, 1240, 1352, 1544, 1612, 1690, 1930, 2015, 2509, 3224, 3380, 3860, 4030, 5018, 5239, 5983, 6760, 7720, 8060, 10036, 10478, 11966, 12545, 16120, 20072, 20956, 23932, 25090, 26195, 29915, 32617, 41912, 47864, 50180, 52390, 59830, 65234, 77779, 100360, 104780, 119660, 130468, 155558, 163085, 209560, 239320, 260936, 311116, 326170, 388895, 622232, 652340, 777790, 1011127, 1304680, 1555580, 2022254, 3111160, 4044508, 5055635, 8089016, 10111270, 20222540, 40445080]

約数ペア:

[(1, 40445080), (2, 20222540), (4, 10111270), (5, 8089016), (8, 5055635), (10, 4044508), (13, 3111160), (20, 2022254), (26, 1555580), (31, 1304680), (40, 1011127), (52, 777790), (62, 652340), (65, 622232), (104, 388895), (124, 326170), (130, 311116), (155, 260936), (169, 239320), (193, 209560), (248, 163085), (260, 155558), (310, 130468), (338, 119660), (386, 104780), (403, 100360), (520, 77779), (620, 65234), (676, 59830), (772, 52390), (806, 50180), (845, 47864), (965, 41912), (1240, 32617), (1352, 29915), (1544, 26195), (1612, 25090), (1690, 23932), (1930, 20956), (2015, 20072), (2509, 16120), (3224, 12545), (3380, 11966), (3860, 10478), (4030, 10036), (5018, 8060), (5239, 7720), (5983, 6760)]