20187000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{2243}}^1$

素因数の和:2270

約数の個数: 96

約数和(自身を含む): 68262480

約数和(自身を除く): 48075480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 750, 900, 1000, 1125, 1500, 1800, 2243, 2250, 3000, 4486, 4500, 6729, 8972, 9000, 11215, 13458, 17944, 20187, 22430, 26916, 33645, 40374, 44860, 53832, 56075, 67290, 80748, 89720, 100935, 112150, 134580, 161496, 168225, 201870, 224300, 269160, 280375, 336450, 403740, 448600, 504675, 560750, 672900, 807480, 841125, 1009350, 1121500, 1345800, 1682250, 2018700, 2243000, 2523375, 3364500, 4037400, 5046750, 6729000, 10093500, 20187000]

約数ペア:

[(1, 20187000), (2, 10093500), (3, 6729000), (4, 5046750), (5, 4037400), (6, 3364500), (8, 2523375), (9, 2243000), (10, 2018700), (12, 1682250), (15, 1345800), (18, 1121500), (20, 1009350), (24, 841125), (25, 807480), (30, 672900), (36, 560750), (40, 504675), (45, 448600), (50, 403740), (60, 336450), (72, 280375), (75, 269160), (90, 224300), (100, 201870), (120, 168225), (125, 161496), (150, 134580), (180, 112150), (200, 100935), (225, 89720), (250, 80748), (300, 67290), (360, 56075), (375, 53832), (450, 44860), (500, 40374), (600, 33645), (750, 26916), (900, 22430), (1000, 20187), (1125, 17944), (1500, 13458), (1800, 11215), (2243, 9000), (2250, 8972), (3000, 6729), (4486, 4500)]