2002121190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313321}}^1$

素因数の和:313405

約数の個数: 48

約数和(自身を含む): 5278849056

約数和(自身を除く): 3276727866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 313321, 626642, 939963, 1566605, 1879926, 2819889, 3133210, 4699815, 5639778, 9399630, 14099445, 22245791, 28198890, 44491582, 66737373, 111228955, 133474746, 200212119, 222457910, 333686865, 400424238, 667373730, 1001060595, 2002121190]

約数ペア:

[(1, 2002121190), (2, 1001060595), (3, 667373730), (5, 400424238), (6, 333686865), (9, 222457910), (10, 200212119), (15, 133474746), (18, 111228955), (30, 66737373), (45, 44491582), (71, 28198890), (90, 22245791), (142, 14099445), (213, 9399630), (355, 5639778), (426, 4699815), (639, 3133210), (710, 2819889), (1065, 1879926), (1278, 1566605), (2130, 939963), (3195, 626642), (6390, 313321)]