14990620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 33546240

約数和(自身を除く): 18555620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 103, 190, 206, 380, 383, 412, 515, 766, 1030, 1532, 1915, 1957, 2060, 3830, 3914, 7277, 7660, 7828, 9785, 14554, 19570, 29108, 36385, 39140, 39449, 72770, 78898, 145540, 157796, 197245, 394490, 749531, 788980, 1499062, 2998124, 3747655, 7495310, 14990620]

約数ペア:

[(1, 14990620), (2, 7495310), (4, 3747655), (5, 2998124), (10, 1499062), (19, 788980), (20, 749531), (38, 394490), (76, 197245), (95, 157796), (103, 145540), (190, 78898), (206, 72770), (380, 39449), (383, 39140), (412, 36385), (515, 29108), (766, 19570), (1030, 14554), (1532, 9785), (1915, 7828), (1957, 7660), (2060, 7277), (3830, 3914)]