20080702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1\times {\mathrm{3733}}^1$

素因数の和:5719

約数の個数: 128

約数和(自身を含む): 62910432000

約数和(自身を除く): 42829729080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 1949, 2760, 3733, 3898, 5847, 7466, 7796, 9745, 11199, 11694, 14932, 15592, 18665, 19490, 22398, 23388, 29235, 29864, 37330, 38980, 44796, 44827, 46776, 55995, 58470, 74660, 77960, 85859, 89592, 89654, 111990, 116940, 134481, 149320, 171718, 179308, 223980, 224135, 233880, 257577, 268962, 343436, 358616, 429295, 447960, 448270, 515154, 537924, 672405, 686872, 858590, 896540, 1030308, 1075848, 1287885, 1344810, 1717180, 1793080, 2060616, 2575770, 2689620, 3434360, 5151540, 5379240, 7275617, 10303080, 14551234, 21826851, 29102468, 36378085, 43653702, 58204936, 72756170, 87307404, 109134255, 145512340, 167339191, 174614808, 218268510, 291024680, 334678382, 436537020, 502017573, 669356764, 836695955, 873074040, 1004035146, 1338713528, 1673391910, 2008070292, 2510087865, 3346783820, 4016140584, 5020175730, 6693567640, 10040351460, 20080702920]

約数ペア:

[(1, 20080702920), (2, 10040351460), (3, 6693567640), (4, 5020175730), (5, 4016140584), (6, 3346783820), (8, 2510087865), (10, 2008070292), (12, 1673391910), (15, 1338713528), (20, 1004035146), (23, 873074040), (24, 836695955), (30, 669356764), (40, 502017573), (46, 436537020), (60, 334678382), (69, 291024680), (92, 218268510), (115, 174614808), (120, 167339191), (138, 145512340), (184, 109134255), (230, 87307404), (276, 72756170), (345, 58204936), (460, 43653702), (552, 36378085), (690, 29102468), (920, 21826851), (1380, 14551234), (1949, 10303080), (2760, 7275617), (3733, 5379240), (3898, 5151540), (5847, 3434360), (7466, 2689620), (7796, 2575770), (9745, 2060616), (11199, 1793080), (11694, 1717180), (14932, 1344810), (15592, 1287885), (18665, 1075848), (19490, 1030308), (22398, 896540), (23388, 858590), (29235, 686872), (29864, 672405), (37330, 537924), (38980, 515154), (44796, 448270), (44827, 447960), (46776, 429295), (55995, 358616), (58470, 343436), (74660, 268962), (77960, 257577), (85859, 233880), (89592, 224135), (89654, 223980), (111990, 179308), (116940, 171718), (134481, 149320)]