1796655280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{4643}}^1$

素因数の和:5354

約数の個数: 80

約数和(自身を含む): 4781908224

約数和(自身を除く): 2985252944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 691, 1382, 2764, 3455, 4643, 4837, 5528, 6910, 9286, 9674, 11056, 13820, 18572, 19348, 23215, 24185, 27640, 32501, 37144, 38696, 46430, 48370, 55280, 65002, 74288, 77392, 92860, 96740, 130004, 162505, 185720, 193480, 260008, 325010, 371440, 386960, 520016, 650020, 1300040, 2600080, 3208313, 6416626, 12833252, 16041565, 22458191, 25666504, 32083130, 44916382, 51333008, 64166260, 89832764, 112290955, 128332520, 179665528, 224581910, 256665040, 359331056, 449163820, 898327640, 1796655280]

約数ペア:

[(1, 1796655280), (2, 898327640), (4, 449163820), (5, 359331056), (7, 256665040), (8, 224581910), (10, 179665528), (14, 128332520), (16, 112290955), (20, 89832764), (28, 64166260), (35, 51333008), (40, 44916382), (56, 32083130), (70, 25666504), (80, 22458191), (112, 16041565), (140, 12833252), (280, 6416626), (560, 3208313), (691, 2600080), (1382, 1300040), (2764, 650020), (3455, 520016), (4643, 386960), (4837, 371440), (5528, 325010), (6910, 260008), (9286, 193480), (9674, 185720), (11056, 162505), (13820, 130004), (18572, 96740), (19348, 92860), (23215, 77392), (24185, 74288), (27640, 65002), (32501, 55280), (37144, 48370), (38696, 46430)]