28893990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4889}}^1$

素因数の和:5096

約数の個数: 32

約数和(自身を含む): 69711840

約数和(自身を除く): 40817850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 197, 394, 591, 985, 1182, 1970, 2955, 4889, 5910, 9778, 14667, 24445, 29334, 48890, 73335, 146670, 963133, 1926266, 2889399, 4815665, 5778798, 9631330, 14446995, 28893990]

約数ペア:

[(1, 28893990), (2, 14446995), (3, 9631330), (5, 5778798), (6, 4815665), (10, 2889399), (15, 1926266), (30, 963133), (197, 146670), (394, 73335), (591, 48890), (985, 29334), (1182, 24445), (1970, 14667), (2955, 9778), (4889, 5910)]