1020010920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1095

約数の個数: 128

約数和(自身を含む): 3143024640

約数和(自身を除く): 2123013720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 223, 235, 282, 376, 446, 470, 564, 669, 705, 811, 892, 940, 1115, 1128, 1338, 1410, 1622, 1784, 1880, 2230, 2433, 2676, 2820, 3244, 3345, 4055, 4460, 4866, 5352, 5640, 6488, 6690, 8110, 8920, 9732, 10481, 12165, 13380, 16220, 19464, 20962, 24330, 26760, 31443, 32440, 38117, 41924, 48660, 52405, 62886, 76234, 83848, 97320, 104810, 114351, 125772, 152468, 157215, 180853, 190585, 209620, 228702, 251544, 304936, 314430, 361706, 381170, 419240, 457404, 542559, 571755, 628860, 723412, 762340, 904265, 914808, 1085118, 1143510, 1257720, 1446824, 1524680, 1808530, 2170236, 2287020, 2712795, 3617060, 4340472, 4574040, 5425590, 7234120, 8500091, 10851180, 17000182, 21702360, 25500273, 34000364, 42500455, 51000546, 68000728, 85000910, 102001092, 127501365, 170001820, 204002184, 255002730, 340003640, 510005460, 1020010920]

約数ペア:

[(1, 1020010920), (2, 510005460), (3, 340003640), (4, 255002730), (5, 204002184), (6, 170001820), (8, 127501365), (10, 102001092), (12, 85000910), (15, 68000728), (20, 51000546), (24, 42500455), (30, 34000364), (40, 25500273), (47, 21702360), (60, 17000182), (94, 10851180), (120, 8500091), (141, 7234120), (188, 5425590), (223, 4574040), (235, 4340472), (282, 3617060), (376, 2712795), (446, 2287020), (470, 2170236), (564, 1808530), (669, 1524680), (705, 1446824), (811, 1257720), (892, 1143510), (940, 1085118), (1115, 914808), (1128, 904265), (1338, 762340), (1410, 723412), (1622, 628860), (1784, 571755), (1880, 542559), (2230, 457404), (2433, 419240), (2676, 381170), (2820, 361706), (3244, 314430), (3345, 304936), (4055, 251544), (4460, 228702), (4866, 209620), (5352, 190585), (5640, 180853), (6488, 157215), (6690, 152468), (8110, 125772), (8920, 114351), (9732, 104810), (10481, 97320), (12165, 83848), (13380, 76234), (16220, 62886), (19464, 52405), (20962, 48660), (24330, 41924), (26760, 38117), (31443, 32440)]