4002000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:78

約数の個数: 160

約数和(自身を含む): 13927680

約数和(自身を除く): 9925680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 29, 30, 40, 46, 48, 50, 58, 60, 69, 75, 80, 87, 92, 100, 115, 116, 120, 125, 138, 145, 150, 174, 184, 200, 230, 232, 240, 250, 276, 290, 300, 345, 348, 368, 375, 400, 435, 460, 464, 500, 552, 575, 580, 600, 667, 690, 696, 725, 750, 870, 920, 1000, 1104, 1150, 1160, 1200, 1334, 1380, 1392, 1450, 1500, 1725, 1740, 1840, 2000, 2001, 2175, 2300, 2320, 2668, 2760, 2875, 2900, 3000, 3335, 3450, 3480, 3625, 4002, 4350, 4600, 5336, 5520, 5750, 5800, 6000, 6670, 6900, 6960, 7250, 8004, 8625, 8700, 9200, 10005, 10672, 10875, 11500, 11600, 13340, 13800, 14500, 16008, 16675, 17250, 17400, 20010, 21750, 23000, 26680, 27600, 29000, 32016, 33350, 34500, 34800, 40020, 43500, 46000, 50025, 53360, 58000, 66700, 69000, 80040, 83375, 87000, 100050, 133400, 138000, 160080, 166750, 174000, 200100, 250125, 266800, 333500, 400200, 500250, 667000, 800400, 1000500, 1334000, 2001000, 4002000]

約数ペア:

[(1, 4002000), (2, 2001000), (3, 1334000), (4, 1000500), (5, 800400), (6, 667000), (8, 500250), (10, 400200), (12, 333500), (15, 266800), (16, 250125), (20, 200100), (23, 174000), (24, 166750), (25, 160080), (29, 138000), (30, 133400), (40, 100050), (46, 87000), (48, 83375), (50, 80040), (58, 69000), (60, 66700), (69, 58000), (75, 53360), (80, 50025), (87, 46000), (92, 43500), (100, 40020), (115, 34800), (116, 34500), (120, 33350), (125, 32016), (138, 29000), (145, 27600), (150, 26680), (174, 23000), (184, 21750), (200, 20010), (230, 17400), (232, 17250), (240, 16675), (250, 16008), (276, 14500), (290, 13800), (300, 13340), (345, 11600), (348, 11500), (368, 10875), (375, 10672), (400, 10005), (435, 9200), (460, 8700), (464, 8625), (500, 8004), (552, 7250), (575, 6960), (580, 6900), (600, 6670), (667, 6000), (690, 5800), (696, 5750), (725, 5520), (750, 5336), (870, 4600), (920, 4350), (1000, 4002), (1104, 3625), (1150, 3480), (1160, 3450), (1200, 3335), (1334, 3000), (1380, 2900), (1392, 2875), (1450, 2760), (1500, 2668), (1725, 2320), (1740, 2300), (1840, 2175), (2000, 2001)]