54799960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:716

約数の個数: 64

約数和(自身を含む): 128920320

約数和(自身を除く): 74120360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 61, 74, 122, 148, 185, 244, 296, 305, 370, 488, 607, 610, 740, 1214, 1220, 1480, 2257, 2428, 2440, 3035, 4514, 4856, 6070, 9028, 11285, 12140, 18056, 22459, 22570, 24280, 37027, 44918, 45140, 74054, 89836, 90280, 112295, 148108, 179672, 185135, 224590, 296216, 370270, 449180, 740540, 898360, 1369999, 1481080, 2739998, 5479996, 6849995, 10959992, 13699990, 27399980, 54799960]

約数ペア:

[(1, 54799960), (2, 27399980), (4, 13699990), (5, 10959992), (8, 6849995), (10, 5479996), (20, 2739998), (37, 1481080), (40, 1369999), (61, 898360), (74, 740540), (122, 449180), (148, 370270), (185, 296216), (244, 224590), (296, 185135), (305, 179672), (370, 148108), (488, 112295), (607, 90280), (610, 89836), (740, 74054), (1214, 45140), (1220, 44918), (1480, 37027), (2257, 24280), (2428, 22570), (2440, 22459), (3035, 18056), (4514, 12140), (4856, 11285), (6070, 9028)]