20061000

素因数分解:

$2^3\times 3^3\times 5^3\times {\mathrm{743}}^1$

素因数の和:773

約数の個数: 128

約数和(自身を含む): 69638400

約数和(自身を除く): 49577400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 180, 200, 216, 225, 250, 270, 300, 360, 375, 450, 500, 540, 600, 675, 743, 750, 900, 1000, 1080, 1125, 1350, 1486, 1500, 1800, 2229, 2250, 2700, 2972, 3000, 3375, 3715, 4458, 4500, 5400, 5944, 6687, 6750, 7430, 8916, 9000, 11145, 13374, 13500, 14860, 17832, 18575, 20061, 22290, 26748, 27000, 29720, 33435, 37150, 40122, 44580, 53496, 55725, 66870, 74300, 80244, 89160, 92875, 100305, 111450, 133740, 148600, 160488, 167175, 185750, 200610, 222900, 267480, 278625, 334350, 371500, 401220, 445800, 501525, 557250, 668700, 743000, 802440, 835875, 1003050, 1114500, 1337400, 1671750, 2006100, 2229000, 2507625, 3343500, 4012200, 5015250, 6687000, 10030500, 20061000]

約数ペア:

[(1, 20061000), (2, 10030500), (3, 6687000), (4, 5015250), (5, 4012200), (6, 3343500), (8, 2507625), (9, 2229000), (10, 2006100), (12, 1671750), (15, 1337400), (18, 1114500), (20, 1003050), (24, 835875), (25, 802440), (27, 743000), (30, 668700), (36, 557250), (40, 501525), (45, 445800), (50, 401220), (54, 371500), (60, 334350), (72, 278625), (75, 267480), (90, 222900), (100, 200610), (108, 185750), (120, 167175), (125, 160488), (135, 148600), (150, 133740), (180, 111450), (200, 100305), (216, 92875), (225, 89160), (250, 80244), (270, 74300), (300, 66870), (360, 55725), (375, 53496), (450, 44580), (500, 40122), (540, 37150), (600, 33435), (675, 29720), (743, 27000), (750, 26748), (900, 22290), (1000, 20061), (1080, 18575), (1125, 17832), (1350, 14860), (1486, 13500), (1500, 13374), (1800, 11145), (2229, 9000), (2250, 8916), (2700, 7430), (2972, 6750), (3000, 6687), (3375, 5944), (3715, 5400), (4458, 4500)]