1489587790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{997}}^1\times {\mathrm{2819}}^1$

素因数の和:3876

約数の個数: 32

約数和(自身を含む): 2735557920

約数和(自身を除く): 1245970130

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 997, 1994, 2819, 4985, 5638, 9970, 14095, 28190, 52841, 105682, 149407, 264205, 298814, 528410, 747035, 1494070, 2810543, 5621086, 14052715, 28105430, 148958779, 297917558, 744793895, 1489587790]

約数ペア:

[(1, 1489587790), (2, 744793895), (5, 297917558), (10, 148958779), (53, 28105430), (106, 14052715), (265, 5621086), (530, 2810543), (997, 1494070), (1994, 747035), (2819, 528410), (4985, 298814), (5638, 264205), (9970, 149407), (14095, 105682), (28190, 52841)]