12291800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1499}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 29295000

約数和(自身を除く): 17003200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1499, 1640, 2050, 2998, 4100, 5996, 7495, 8200, 11992, 14990, 29980, 37475, 59960, 61459, 74950, 122918, 149900, 245836, 299800, 307295, 491672, 614590, 1229180, 1536475, 2458360, 3072950, 6145900, 12291800]

約数ペア:

[(1, 12291800), (2, 6145900), (4, 3072950), (5, 2458360), (8, 1536475), (10, 1229180), (20, 614590), (25, 491672), (40, 307295), (41, 299800), (50, 245836), (82, 149900), (100, 122918), (164, 74950), (200, 61459), (205, 59960), (328, 37475), (410, 29980), (820, 14990), (1025, 11992), (1499, 8200), (1640, 7495), (2050, 5996), (2998, 4100)]