2019931520

素因数分解:

$2^7\times 5^1\times {\mathrm{683}}^1\times {\mathrm{4621}}^1$

素因数の和:5323

約数の個数: 64

約数和(自身を含む): 4837015440

約数和(自身を除く): 2817083920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 683, 1366, 2732, 3415, 4621, 5464, 6830, 9242, 10928, 13660, 18484, 21856, 23105, 27320, 36968, 43712, 46210, 54640, 73936, 87424, 92420, 109280, 147872, 184840, 218560, 295744, 369680, 437120, 591488, 739360, 1478720, 2957440, 3156143, 6312286, 12624572, 15780715, 25249144, 31561430, 50498288, 63122860, 100996576, 126245720, 201993152, 252491440, 403986304, 504982880, 1009965760, 2019931520]

約数ペア:

[(1, 2019931520), (2, 1009965760), (4, 504982880), (5, 403986304), (8, 252491440), (10, 201993152), (16, 126245720), (20, 100996576), (32, 63122860), (40, 50498288), (64, 31561430), (80, 25249144), (128, 15780715), (160, 12624572), (320, 6312286), (640, 3156143), (683, 2957440), (1366, 1478720), (2732, 739360), (3415, 591488), (4621, 437120), (5464, 369680), (6830, 295744), (9242, 218560), (10928, 184840), (13660, 147872), (18484, 109280), (21856, 92420), (23105, 87424), (27320, 73936), (36968, 54640), (43712, 46210)]