28322360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1091}}^1$

素因数の和:1172

約数の個数: 64

約数和(自身を含む): 70761600

約数和(自身を除く): 42439240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 110, 118, 220, 236, 295, 440, 472, 590, 649, 1091, 1180, 1298, 2182, 2360, 2596, 3245, 4364, 5192, 5455, 6490, 8728, 10910, 12001, 12980, 21820, 24002, 25960, 43640, 48004, 60005, 64369, 96008, 120010, 128738, 240020, 257476, 321845, 480040, 514952, 643690, 708059, 1287380, 1416118, 2574760, 2832236, 3540295, 5664472, 7080590, 14161180, 28322360]

約数ペア:

[(1, 28322360), (2, 14161180), (4, 7080590), (5, 5664472), (8, 3540295), (10, 2832236), (11, 2574760), (20, 1416118), (22, 1287380), (40, 708059), (44, 643690), (55, 514952), (59, 480040), (88, 321845), (110, 257476), (118, 240020), (220, 128738), (236, 120010), (295, 96008), (440, 64369), (472, 60005), (590, 48004), (649, 43640), (1091, 25960), (1180, 24002), (1298, 21820), (2182, 12980), (2360, 12001), (2596, 10910), (3245, 8728), (4364, 6490), (5192, 5455)]