12263440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 33212160

約数和(自身を除く): 20948720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 359, 427, 488, 560, 610, 718, 854, 976, 1220, 1436, 1708, 1795, 2135, 2440, 2513, 2872, 3416, 3590, 4270, 4880, 5026, 5744, 6832, 7180, 8540, 10052, 12565, 14360, 17080, 20104, 21899, 25130, 28720, 34160, 40208, 43798, 50260, 87596, 100520, 109495, 153293, 175192, 201040, 218990, 306586, 350384, 437980, 613172, 766465, 875960, 1226344, 1532930, 1751920, 2452688, 3065860, 6131720, 12263440]

約数ペア:

[(1, 12263440), (2, 6131720), (4, 3065860), (5, 2452688), (7, 1751920), (8, 1532930), (10, 1226344), (14, 875960), (16, 766465), (20, 613172), (28, 437980), (35, 350384), (40, 306586), (56, 218990), (61, 201040), (70, 175192), (80, 153293), (112, 109495), (122, 100520), (140, 87596), (244, 50260), (280, 43798), (305, 40208), (359, 34160), (427, 28720), (488, 25130), (560, 21899), (610, 20104), (718, 17080), (854, 14360), (976, 12565), (1220, 10052), (1436, 8540), (1708, 7180), (1795, 6832), (2135, 5744), (2440, 5026), (2513, 4880), (2872, 4270), (3416, 3590)]