18805800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2411}}^1$

素因数の和:2443

約数の個数: 96

約数和(自身を含む): 62808480

約数和(自身を除く): 44002680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2411, 2600, 3900, 4822, 7233, 7800, 9644, 12055, 14466, 19288, 24110, 28932, 31343, 36165, 48220, 57864, 60275, 62686, 72330, 94029, 96440, 120550, 125372, 144660, 156715, 180825, 188058, 241100, 250744, 289320, 313430, 361650, 376116, 470145, 482200, 626860, 723300, 752232, 783575, 940290, 1253720, 1446600, 1567150, 1880580, 2350725, 3134300, 3761160, 4701450, 6268600, 9402900, 18805800]

約数ペア:

[(1, 18805800), (2, 9402900), (3, 6268600), (4, 4701450), (5, 3761160), (6, 3134300), (8, 2350725), (10, 1880580), (12, 1567150), (13, 1446600), (15, 1253720), (20, 940290), (24, 783575), (25, 752232), (26, 723300), (30, 626860), (39, 482200), (40, 470145), (50, 376116), (52, 361650), (60, 313430), (65, 289320), (75, 250744), (78, 241100), (100, 188058), (104, 180825), (120, 156715), (130, 144660), (150, 125372), (156, 120550), (195, 96440), (200, 94029), (260, 72330), (300, 62686), (312, 60275), (325, 57864), (390, 48220), (520, 36165), (600, 31343), (650, 28932), (780, 24110), (975, 19288), (1300, 14466), (1560, 12055), (1950, 9644), (2411, 7800), (2600, 7233), (3900, 4822)]