30340990

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 56103840

約数和(自身を除く): 25762850

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 365, 445, 467, 730, 890, 934, 2335, 4670, 6497, 12994, 32485, 34091, 41563, 64970, 68182, 83126, 170455, 207815, 340910, 415630, 3034099, 6068198, 15170495, 30340990]

約数ペア:

[(1, 30340990), (2, 15170495), (5, 6068198), (10, 3034099), (73, 415630), (89, 340910), (146, 207815), (178, 170455), (365, 83126), (445, 68182), (467, 64970), (730, 41563), (890, 34091), (934, 32485), (2335, 12994), (4670, 6497)]