30172720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9199}}^1$

素因数の和:9253

約数の個数: 40

約数和(自身を含む): 71870400

約数和(自身を除く): 41697680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9199, 18398, 36796, 45995, 73592, 91990, 147184, 183980, 367960, 377159, 735920, 754318, 1508636, 1885795, 3017272, 3771590, 6034544, 7543180, 15086360, 30172720]

約数ペア:

[(1, 30172720), (2, 15086360), (4, 7543180), (5, 6034544), (8, 3771590), (10, 3017272), (16, 1885795), (20, 1508636), (40, 754318), (41, 735920), (80, 377159), (82, 367960), (164, 183980), (205, 147184), (328, 91990), (410, 73592), (656, 45995), (820, 36796), (1640, 18398), (3280, 9199)]