8020020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{383}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 22579200

約数和(自身を除く): 14559180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 383, 698, 766, 1047, 1149, 1396, 1532, 1745, 1915, 2094, 2298, 3490, 3830, 4188, 4596, 5235, 5745, 6980, 7660, 10470, 11490, 20940, 22980, 133667, 267334, 401001, 534668, 668335, 802002, 1336670, 1604004, 2005005, 2673340, 4010010, 8020020]

約数ペア:

[(1, 8020020), (2, 4010010), (3, 2673340), (4, 2005005), (5, 1604004), (6, 1336670), (10, 802002), (12, 668335), (15, 534668), (20, 401001), (30, 267334), (60, 133667), (349, 22980), (383, 20940), (698, 11490), (766, 10470), (1047, 7660), (1149, 6980), (1396, 5745), (1532, 5235), (1745, 4596), (1915, 4188), (2094, 3830), (2298, 3490)]