1701440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:439

約数の個数: 56

約数和(自身を含む): 4373880

約数和(自身を除く): 2672440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 409, 416, 520, 818, 832, 1040, 1636, 2045, 2080, 3272, 4090, 4160, 5317, 6544, 8180, 10634, 13088, 16360, 21268, 26176, 26585, 32720, 42536, 53170, 65440, 85072, 106340, 130880, 170144, 212680, 340288, 425360, 850720, 1701440]

約数ペア:

[(1, 1701440), (2, 850720), (4, 425360), (5, 340288), (8, 212680), (10, 170144), (13, 130880), (16, 106340), (20, 85072), (26, 65440), (32, 53170), (40, 42536), (52, 32720), (64, 26585), (65, 26176), (80, 21268), (104, 16360), (130, 13088), (160, 10634), (208, 8180), (260, 6544), (320, 5317), (409, 4160), (416, 4090), (520, 3272), (818, 2080), (832, 2045), (1040, 1636)]