8405040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{5003}}^1$

素因数の和:5026

約数の個数: 80

約数和(自身を含む): 29783808

約数和(自身を除く): 21378768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 5003, 10006, 15009, 20012, 25015, 30018, 35021, 40024, 50030, 60036, 70042, 75045, 80048, 100060, 105063, 120072, 140084, 150090, 175105, 200120, 210126, 240144, 280168, 300180, 350210, 400240, 420252, 525315, 560336, 600360, 700420, 840504, 1050630, 1200720, 1400840, 1681008, 2101260, 2801680, 4202520, 8405040]

約数ペア:

[(1, 8405040), (2, 4202520), (3, 2801680), (4, 2101260), (5, 1681008), (6, 1400840), (7, 1200720), (8, 1050630), (10, 840504), (12, 700420), (14, 600360), (15, 560336), (16, 525315), (20, 420252), (21, 400240), (24, 350210), (28, 300180), (30, 280168), (35, 240144), (40, 210126), (42, 200120), (48, 175105), (56, 150090), (60, 140084), (70, 120072), (80, 105063), (84, 100060), (105, 80048), (112, 75045), (120, 70042), (140, 60036), (168, 50030), (210, 40024), (240, 35021), (280, 30018), (336, 25015), (420, 20012), (560, 15009), (840, 10006), (1680, 5003)]