1998210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1602

約数の個数: 32

約数和(自身を含む): 4910400

約数和(自身を除く): 2912190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 1549, 3098, 4647, 7745, 9294, 15490, 23235, 46470, 66607, 133214, 199821, 333035, 399642, 666070, 999105, 1998210]

約数ペア:

[(1, 1998210), (2, 999105), (3, 666070), (5, 399642), (6, 333035), (10, 199821), (15, 133214), (30, 66607), (43, 46470), (86, 23235), (129, 15490), (215, 9294), (258, 7745), (430, 4647), (645, 3098), (1290, 1549)]