9906720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{20639}}^1$

素因数の和:20657

約数の個数: 48

約数和(自身を含む): 31207680

約数和(自身を除く): 21300960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 20639, 41278, 61917, 82556, 103195, 123834, 165112, 206390, 247668, 309585, 330224, 412780, 495336, 619170, 660448, 825560, 990672, 1238340, 1651120, 1981344, 2476680, 3302240, 4953360, 9906720]

約数ペア:

[(1, 9906720), (2, 4953360), (3, 3302240), (4, 2476680), (5, 1981344), (6, 1651120), (8, 1238340), (10, 990672), (12, 825560), (15, 660448), (16, 619170), (20, 495336), (24, 412780), (30, 330224), (32, 309585), (40, 247668), (48, 206390), (60, 165112), (80, 123834), (96, 103195), (120, 82556), (160, 61917), (240, 41278), (480, 20639)]