13155520

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{839}}^1$

素因数の和:870

約数の個数: 84

約数和(自身を含む): 36484560

約数和(自身を除く): 23329040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 839, 980, 1120, 1568, 1678, 1960, 2240, 3136, 3356, 3920, 4195, 5873, 6712, 7840, 8390, 11746, 13424, 15680, 16780, 23492, 26848, 29365, 33560, 41111, 46984, 53696, 58730, 67120, 82222, 93968, 117460, 134240, 164444, 187936, 205555, 234920, 268480, 328888, 375872, 411110, 469840, 657776, 822220, 939680, 1315552, 1644440, 1879360, 2631104, 3288880, 6577760, 13155520]

約数ペア:

[(1, 13155520), (2, 6577760), (4, 3288880), (5, 2631104), (7, 1879360), (8, 1644440), (10, 1315552), (14, 939680), (16, 822220), (20, 657776), (28, 469840), (32, 411110), (35, 375872), (40, 328888), (49, 268480), (56, 234920), (64, 205555), (70, 187936), (80, 164444), (98, 134240), (112, 117460), (140, 93968), (160, 82222), (196, 67120), (224, 58730), (245, 53696), (280, 46984), (320, 41111), (392, 33560), (448, 29365), (490, 26848), (560, 23492), (784, 16780), (839, 15680), (980, 13424), (1120, 11746), (1568, 8390), (1678, 7840), (1960, 6712), (2240, 5873), (3136, 4195), (3356, 3920)]