4781140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 12870144

約数和(自身を除く): 8089004

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 52, 65, 70, 71, 74, 91, 130, 140, 142, 148, 182, 185, 259, 260, 284, 355, 364, 370, 455, 481, 497, 518, 710, 740, 910, 923, 962, 994, 1036, 1295, 1420, 1820, 1846, 1924, 1988, 2405, 2485, 2590, 2627, 3367, 3692, 4615, 4810, 4970, 5180, 5254, 6461, 6734, 9230, 9620, 9940, 10508, 12922, 13135, 13468, 16835, 18389, 18460, 25844, 26270, 32305, 33670, 34151, 36778, 52540, 64610, 67340, 68302, 73556, 91945, 129220, 136604, 170755, 183890, 239057, 341510, 367780, 478114, 683020, 956228, 1195285, 2390570, 4781140]

約数ペア:

[(1, 4781140), (2, 2390570), (4, 1195285), (5, 956228), (7, 683020), (10, 478114), (13, 367780), (14, 341510), (20, 239057), (26, 183890), (28, 170755), (35, 136604), (37, 129220), (52, 91945), (65, 73556), (70, 68302), (71, 67340), (74, 64610), (91, 52540), (130, 36778), (140, 34151), (142, 33670), (148, 32305), (182, 26270), (185, 25844), (259, 18460), (260, 18389), (284, 16835), (355, 13468), (364, 13135), (370, 12922), (455, 10508), (481, 9940), (497, 9620), (518, 9230), (710, 6734), (740, 6461), (910, 5254), (923, 5180), (962, 4970), (994, 4810), (1036, 4615), (1295, 3692), (1420, 3367), (1820, 2627), (1846, 2590), (1924, 2485), (1988, 2405)]