2947650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 7496544

約数和(自身を除く): 4548894

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 457, 645, 914, 1075, 1290, 1371, 2150, 2285, 2742, 3225, 4570, 6450, 6855, 11425, 13710, 19651, 22850, 34275, 39302, 58953, 68550, 98255, 117906, 196510, 294765, 491275, 589530, 982550, 1473825, 2947650]

約数ペア:

[(1, 2947650), (2, 1473825), (3, 982550), (5, 589530), (6, 491275), (10, 294765), (15, 196510), (25, 117906), (30, 98255), (43, 68550), (50, 58953), (75, 39302), (86, 34275), (129, 22850), (150, 19651), (215, 13710), (258, 11425), (430, 6855), (457, 6450), (645, 4570), (914, 3225), (1075, 2742), (1290, 2285), (1371, 2150)]