26305160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13421}}^1$

素因数の和:13446

約数の個数: 48

約数和(自身を含む): 68854860

約数和(自身を除く): 42549700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 13421, 26842, 53684, 67105, 93947, 107368, 134210, 187894, 268420, 375788, 469735, 536840, 657629, 751576, 939470, 1315258, 1878940, 2630516, 3288145, 3757880, 5261032, 6576290, 13152580, 26305160]

約数ペア:

[(1, 26305160), (2, 13152580), (4, 6576290), (5, 5261032), (7, 3757880), (8, 3288145), (10, 2630516), (14, 1878940), (20, 1315258), (28, 939470), (35, 751576), (40, 657629), (49, 536840), (56, 469735), (70, 375788), (98, 268420), (140, 187894), (196, 134210), (245, 107368), (280, 93947), (392, 67105), (490, 53684), (980, 26842), (1960, 13421)]