1857520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 5142528

約数和(自身を除く): 3285008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 107, 112, 124, 140, 155, 214, 217, 248, 280, 310, 428, 434, 496, 535, 560, 620, 749, 856, 868, 1070, 1085, 1240, 1498, 1712, 1736, 2140, 2170, 2480, 2996, 3317, 3472, 3745, 4280, 4340, 5992, 6634, 7490, 8560, 8680, 11984, 13268, 14980, 16585, 17360, 23219, 26536, 29960, 33170, 46438, 53072, 59920, 66340, 92876, 116095, 132680, 185752, 232190, 265360, 371504, 464380, 928760, 1857520]

約数ペア:

[(1, 1857520), (2, 928760), (4, 464380), (5, 371504), (7, 265360), (8, 232190), (10, 185752), (14, 132680), (16, 116095), (20, 92876), (28, 66340), (31, 59920), (35, 53072), (40, 46438), (56, 33170), (62, 29960), (70, 26536), (80, 23219), (107, 17360), (112, 16585), (124, 14980), (140, 13268), (155, 11984), (214, 8680), (217, 8560), (248, 7490), (280, 6634), (310, 5992), (428, 4340), (434, 4280), (496, 3745), (535, 3472), (560, 3317), (620, 2996), (749, 2480), (856, 2170), (868, 2140), (1070, 1736), (1085, 1712), (1240, 1498)]