540557080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27191}}^1$

素因数の和:27280

約数の個数: 64

約数和(自身を含む): 1409633280

約数和(自身を除く): 869076200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 27191, 54382, 108764, 135955, 190337, 217528, 271910, 380674, 543820, 761348, 951685, 1087640, 1522696, 1903370, 1930561, 3806740, 3861122, 7613480, 7722244, 9652805, 13513927, 15444488, 19305610, 27027854, 38611220, 54055708, 67569635, 77222440, 108111416, 135139270, 270278540, 540557080]

約数ペア:

[(1, 540557080), (2, 270278540), (4, 135139270), (5, 108111416), (7, 77222440), (8, 67569635), (10, 54055708), (14, 38611220), (20, 27027854), (28, 19305610), (35, 15444488), (40, 13513927), (56, 9652805), (70, 7722244), (71, 7613480), (140, 3861122), (142, 3806740), (280, 1930561), (284, 1903370), (355, 1522696), (497, 1087640), (568, 951685), (710, 761348), (994, 543820), (1420, 380674), (1988, 271910), (2485, 217528), (2840, 190337), (3976, 135955), (4970, 108764), (9940, 54382), (19880, 27191)]