1487890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 2903040

約数和(自身を除く): 1415150

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 191, 205, 382, 410, 779, 955, 1558, 1910, 3629, 3895, 7258, 7790, 7831, 15662, 18145, 36290, 39155, 78310, 148789, 297578, 743945, 1487890]

約数ペア:

[(1, 1487890), (2, 743945), (5, 297578), (10, 148789), (19, 78310), (38, 39155), (41, 36290), (82, 18145), (95, 15662), (190, 7831), (191, 7790), (205, 7258), (382, 3895), (410, 3629), (779, 1910), (955, 1558)]