2449340

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 5503680

約数和(自身を除く): 3054340

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 103, 116, 145, 164, 205, 206, 290, 410, 412, 515, 580, 820, 1030, 1189, 2060, 2378, 2987, 4223, 4756, 5945, 5974, 8446, 11890, 11948, 14935, 16892, 21115, 23780, 29870, 42230, 59740, 84460, 122467, 244934, 489868, 612335, 1224670, 2449340]

約数ペア:

[(1, 2449340), (2, 1224670), (4, 612335), (5, 489868), (10, 244934), (20, 122467), (29, 84460), (41, 59740), (58, 42230), (82, 29870), (103, 23780), (116, 21115), (145, 16892), (164, 14935), (205, 11948), (206, 11890), (290, 8446), (410, 5974), (412, 5945), (515, 4756), (580, 4223), (820, 2987), (1030, 2378), (1189, 2060)]