1980484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 4193280

約数和(自身を除く): 2212796

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 103, 206, 209, 253, 412, 418, 437, 506, 836, 874, 1012, 1133, 1748, 1957, 2266, 2369, 3914, 4532, 4738, 4807, 7828, 9476, 9614, 19228, 21527, 26059, 43054, 45011, 52118, 86108, 90022, 104236, 180044, 495121, 990242, 1980484]

約数ペア:

[(1, 1980484), (2, 990242), (4, 495121), (11, 180044), (19, 104236), (22, 90022), (23, 86108), (38, 52118), (44, 45011), (46, 43054), (76, 26059), (92, 21527), (103, 19228), (206, 9614), (209, 9476), (253, 7828), (412, 4807), (418, 4738), (437, 4532), (506, 3914), (836, 2369), (874, 2266), (1012, 1957), (1133, 1748)]