20411760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85049}}^1$

素因数の和:85065

約数の個数: 40

約数和(自身を含む): 63277200

約数和(自身を除く): 42865440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85049, 170098, 255147, 340196, 425245, 510294, 680392, 850490, 1020588, 1275735, 1360784, 1700980, 2041176, 2551470, 3401960, 4082352, 5102940, 6803920, 10205880, 20411760]

約数ペア:

[(1, 20411760), (2, 10205880), (3, 6803920), (4, 5102940), (5, 4082352), (6, 3401960), (8, 2551470), (10, 2041176), (12, 1700980), (15, 1360784), (16, 1275735), (20, 1020588), (24, 850490), (30, 680392), (40, 510294), (48, 425245), (60, 340196), (80, 255147), (120, 170098), (240, 85049)]