12794980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3061}}^1$

素因数の和:3100

約数の個数: 48

約数和(自身を含む): 30864960

約数和(自身を除く): 18069980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3061, 4180, 6122, 12244, 15305, 30610, 33671, 58159, 61220, 67342, 116318, 134684, 168355, 232636, 290795, 336710, 581590, 639749, 673420, 1163180, 1279498, 2558996, 3198745, 6397490, 12794980]

約数ペア:

[(1, 12794980), (2, 6397490), (4, 3198745), (5, 2558996), (10, 1279498), (11, 1163180), (19, 673420), (20, 639749), (22, 581590), (38, 336710), (44, 290795), (55, 232636), (76, 168355), (95, 134684), (110, 116318), (190, 67342), (209, 61220), (220, 58159), (380, 33671), (418, 30610), (836, 15305), (1045, 12244), (2090, 6122), (3061, 4180)]