20556330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7699}}^1$

素因数の和:7798

約数の個数: 32

約数和(自身を含む): 49896000

約数和(自身を除く): 29339670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7699, 15398, 23097, 38495, 46194, 76990, 115485, 230970, 685211, 1370422, 2055633, 3426055, 4111266, 6852110, 10278165, 20556330]

約数ペア:

[(1, 20556330), (2, 10278165), (3, 6852110), (5, 4111266), (6, 3426055), (10, 2055633), (15, 1370422), (30, 685211), (89, 230970), (178, 115485), (267, 76990), (445, 46194), (534, 38495), (890, 23097), (1335, 15398), (2670, 7699)]