205743560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{42509}}^1$

素因数の和:42542

約数の個数: 48

約数和(自身を含む): 508844700

約数和(自身を除く): 303101140

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 42509, 85018, 170036, 212545, 340072, 425090, 467599, 850180, 935198, 1700360, 1870396, 2337995, 3740792, 4675990, 5143589, 9351980, 10287178, 18703960, 20574356, 25717945, 41148712, 51435890, 102871780, 205743560]

約数ペア:

[(1, 205743560), (2, 102871780), (4, 51435890), (5, 41148712), (8, 25717945), (10, 20574356), (11, 18703960), (20, 10287178), (22, 9351980), (40, 5143589), (44, 4675990), (55, 3740792), (88, 2337995), (110, 1870396), (121, 1700360), (220, 935198), (242, 850180), (440, 467599), (484, 425090), (605, 340072), (968, 212545), (1210, 170036), (2420, 85018), (4840, 42509)]