5119120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 12108600

約数和(自身を除く): 6989480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1049, 1220, 2098, 2440, 4196, 4880, 5245, 8392, 10490, 16784, 20980, 41960, 63989, 83920, 127978, 255956, 319945, 511912, 639890, 1023824, 1279780, 2559560, 5119120]

約数ペア:

[(1, 5119120), (2, 2559560), (4, 1279780), (5, 1023824), (8, 639890), (10, 511912), (16, 319945), (20, 255956), (40, 127978), (61, 83920), (80, 63989), (122, 41960), (244, 20980), (305, 16784), (488, 10490), (610, 8392), (976, 5245), (1049, 4880), (1220, 4196), (2098, 2440)]