2155122728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41579}}^1$

素因数の和:41646

約数の個数: 64

約数和(自身を含む): 4790016000

約数和(自身を除く): 2634893272

約数列:

[1, 2, 4, 8, 11, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 209, 248, 341, 418, 589, 682, 836, 1178, 1364, 1672, 2356, 2728, 4712, 6479, 12958, 25916, 41579, 51832, 83158, 166316, 332632, 457369, 790001, 914738, 1288949, 1580002, 1829476, 2577898, 3160004, 3658952, 5155796, 6320008, 8690011, 10311592, 14178439, 17380022, 24490031, 28356878, 34760044, 48980062, 56713756, 69520088, 97960124, 113427512, 195920248, 269390341, 538780682, 1077561364, 2155122728]

約数ペア:

[(1, 2155122728), (2, 1077561364), (4, 538780682), (8, 269390341), (11, 195920248), (19, 113427512), (22, 97960124), (31, 69520088), (38, 56713756), (44, 48980062), (62, 34760044), (76, 28356878), (88, 24490031), (124, 17380022), (152, 14178439), (209, 10311592), (248, 8690011), (341, 6320008), (418, 5155796), (589, 3658952), (682, 3160004), (836, 2577898), (1178, 1829476), (1364, 1580002), (1672, 1288949), (2356, 914738), (2728, 790001), (4712, 457369), (6479, 332632), (12958, 166316), (25916, 83158), (41579, 51832)]