39441340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 87736320

約数和(自身を除く): 48294980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 383, 542, 766, 1084, 1355, 1532, 1915, 2710, 3830, 5149, 5420, 7277, 7660, 10298, 14554, 20596, 25745, 29108, 36385, 51490, 72770, 102980, 103793, 145540, 207586, 415172, 518965, 1037930, 1972067, 2075860, 3944134, 7888268, 9860335, 19720670, 39441340]

約数ペア:

[(1, 39441340), (2, 19720670), (4, 9860335), (5, 7888268), (10, 3944134), (19, 2075860), (20, 1972067), (38, 1037930), (76, 518965), (95, 415172), (190, 207586), (271, 145540), (380, 103793), (383, 102980), (542, 72770), (766, 51490), (1084, 36385), (1355, 29108), (1532, 25745), (1915, 20596), (2710, 14554), (3830, 10298), (5149, 7660), (5420, 7277)]