20061600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:679

約数の個数: 144

約数和(自身を含む): 70432992

約数和(自身を除く): 50371392

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, 643, 650, 780, 800, 975, 1040, 1200, 1248, 1286, 1300, 1560, 1929, 1950, 2080, 2400, 2572, 2600, 3120, 3215, 3858, 3900, 5144, 5200, 6240, 6430, 7716, 7800, 8359, 9645, 10288, 10400, 12860, 15432, 15600, 16075, 16718, 19290, 20576, 25077, 25720, 30864, 31200, 32150, 33436, 38580, 41795, 48225, 50154, 51440, 61728, 64300, 66872, 77160, 83590, 96450, 100308, 102880, 125385, 128600, 133744, 154320, 167180, 192900, 200616, 208975, 250770, 257200, 267488, 308640, 334360, 385800, 401232, 417950, 501540, 514400, 626925, 668720, 771600, 802464, 835900, 1003080, 1253850, 1337440, 1543200, 1671800, 2006160, 2507700, 3343600, 4012320, 5015400, 6687200, 10030800, 20061600]

約数ペア:

[(1, 20061600), (2, 10030800), (3, 6687200), (4, 5015400), (5, 4012320), (6, 3343600), (8, 2507700), (10, 2006160), (12, 1671800), (13, 1543200), (15, 1337440), (16, 1253850), (20, 1003080), (24, 835900), (25, 802464), (26, 771600), (30, 668720), (32, 626925), (39, 514400), (40, 501540), (48, 417950), (50, 401232), (52, 385800), (60, 334360), (65, 308640), (75, 267488), (78, 257200), (80, 250770), (96, 208975), (100, 200616), (104, 192900), (120, 167180), (130, 154320), (150, 133744), (156, 128600), (160, 125385), (195, 102880), (200, 100308), (208, 96450), (240, 83590), (260, 77160), (300, 66872), (312, 64300), (325, 61728), (390, 51440), (400, 50154), (416, 48225), (480, 41795), (520, 38580), (600, 33436), (624, 32150), (643, 31200), (650, 30864), (780, 25720), (800, 25077), (975, 20576), (1040, 19290), (1200, 16718), (1248, 16075), (1286, 15600), (1300, 15432), (1560, 12860), (1929, 10400), (1950, 10288), (2080, 9645), (2400, 8359), (2572, 7800), (2600, 7716), (3120, 6430), (3215, 6240), (3858, 5200), (3900, 5144)]