20052000

素因数分解:

$2^5\times 3^2\times 5^3\times {\mathrm{557}}^1$

素因数の和:588

約数の個数: 144

約数和(自身を含む): 71292312

約数和(自身を除く): 51240312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 557, 600, 720, 750, 800, 900, 1000, 1114, 1125, 1200, 1440, 1500, 1671, 1800, 2000, 2228, 2250, 2400, 2785, 3000, 3342, 3600, 4000, 4456, 4500, 5013, 5570, 6000, 6684, 7200, 8355, 8912, 9000, 10026, 11140, 12000, 13368, 13925, 16710, 17824, 18000, 20052, 22280, 25065, 26736, 27850, 33420, 36000, 40104, 41775, 44560, 50130, 53472, 55700, 66840, 69625, 80208, 83550, 89120, 100260, 111400, 125325, 133680, 139250, 160416, 167100, 200520, 208875, 222800, 250650, 267360, 278500, 334200, 401040, 417750, 445600, 501300, 557000, 626625, 668400, 802080, 835500, 1002600, 1114000, 1253250, 1336800, 1671000, 2005200, 2228000, 2506500, 3342000, 4010400, 5013000, 6684000, 10026000, 20052000]

約数ペア:

[(1, 20052000), (2, 10026000), (3, 6684000), (4, 5013000), (5, 4010400), (6, 3342000), (8, 2506500), (9, 2228000), (10, 2005200), (12, 1671000), (15, 1336800), (16, 1253250), (18, 1114000), (20, 1002600), (24, 835500), (25, 802080), (30, 668400), (32, 626625), (36, 557000), (40, 501300), (45, 445600), (48, 417750), (50, 401040), (60, 334200), (72, 278500), (75, 267360), (80, 250650), (90, 222800), (96, 208875), (100, 200520), (120, 167100), (125, 160416), (144, 139250), (150, 133680), (160, 125325), (180, 111400), (200, 100260), (225, 89120), (240, 83550), (250, 80208), (288, 69625), (300, 66840), (360, 55700), (375, 53472), (400, 50130), (450, 44560), (480, 41775), (500, 40104), (557, 36000), (600, 33420), (720, 27850), (750, 26736), (800, 25065), (900, 22280), (1000, 20052), (1114, 18000), (1125, 17824), (1200, 16710), (1440, 13925), (1500, 13368), (1671, 12000), (1800, 11140), (2000, 10026), (2228, 9000), (2250, 8912), (2400, 8355), (2785, 7200), (3000, 6684), (3342, 6000), (3600, 5570), (4000, 5013), (4456, 4500)]