15849040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10427}}^1$

素因数の和:10459

約数の個数: 40

約数和(自身を含む): 38792160

約数和(自身を除く): 22943120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10427, 20854, 41708, 52135, 83416, 104270, 166832, 198113, 208540, 396226, 417080, 792452, 834160, 990565, 1584904, 1981130, 3169808, 3962260, 7924520, 15849040]

約数ペア:

[(1, 15849040), (2, 7924520), (4, 3962260), (5, 3169808), (8, 1981130), (10, 1584904), (16, 990565), (19, 834160), (20, 792452), (38, 417080), (40, 396226), (76, 208540), (80, 198113), (95, 166832), (152, 104270), (190, 83416), (304, 52135), (380, 41708), (760, 20854), (1520, 10427)]