20899538400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{669857}}^1$

素因数の和:669893

約数の個数: 144

約数和(自身を含む): 73261029744

約数和(自身を除く): 52361491344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1560, 1950, 2080, 2400, 2600, 3120, 3900, 5200, 6240, 7800, 10400, 15600, 31200, 669857, 1339714, 2009571, 2679428, 3349285, 4019142, 5358856, 6698570, 8038284, 8708141, 10047855, 10717712, 13397140, 16076568, 16746425, 17416282, 20095710, 21435424, 26124423, 26794280, 32153136, 33492850, 34832564, 40191420, 43540705, 50239275, 52248846, 53588560, 64306272, 66985700, 69665128, 80382840, 87081410, 100478550, 104497692, 107177120, 130622115, 133971400, 139330256, 160765680, 174162820, 200957100, 208995384, 217703525, 261244230, 267942800, 278660512, 321531360, 348325640, 401914200, 417990768, 435407050, 522488460, 535885600, 653110575, 696651280, 803828400, 835981536, 870814100, 1044976920, 1306221150, 1393302560, 1607656800, 1741628200, 2089953840, 2612442300, 3483256400, 4179907680, 5224884600, 6966512800, 10449769200, 20899538400]

約数ペア:

[(1, 20899538400), (2, 10449769200), (3, 6966512800), (4, 5224884600), (5, 4179907680), (6, 3483256400), (8, 2612442300), (10, 2089953840), (12, 1741628200), (13, 1607656800), (15, 1393302560), (16, 1306221150), (20, 1044976920), (24, 870814100), (25, 835981536), (26, 803828400), (30, 696651280), (32, 653110575), (39, 535885600), (40, 522488460), (48, 435407050), (50, 417990768), (52, 401914200), (60, 348325640), (65, 321531360), (75, 278660512), (78, 267942800), (80, 261244230), (96, 217703525), (100, 208995384), (104, 200957100), (120, 174162820), (130, 160765680), (150, 139330256), (156, 133971400), (160, 130622115), (195, 107177120), (200, 104497692), (208, 100478550), (240, 87081410), (260, 80382840), (300, 69665128), (312, 66985700), (325, 64306272), (390, 53588560), (400, 52248846), (416, 50239275), (480, 43540705), (520, 40191420), (600, 34832564), (624, 33492850), (650, 32153136), (780, 26794280), (800, 26124423), (975, 21435424), (1040, 20095710), (1200, 17416282), (1248, 16746425), (1300, 16076568), (1560, 13397140), (1950, 10717712), (2080, 10047855), (2400, 8708141), (2600, 8038284), (3120, 6698570), (3900, 5358856), (5200, 4019142), (6240, 3349285), (7800, 2679428), (10400, 2009571), (15600, 1339714), (31200, 669857)]