42436840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{239}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 100569600

約数和(自身を除く): 58132760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 193, 230, 239, 386, 460, 478, 772, 920, 956, 965, 1195, 1544, 1912, 1930, 2390, 3860, 4439, 4780, 5497, 7720, 8878, 9560, 10994, 17756, 21988, 22195, 27485, 35512, 43976, 44390, 46127, 54970, 88780, 92254, 109940, 177560, 184508, 219880, 230635, 369016, 461270, 922540, 1060921, 1845080, 2121842, 4243684, 5304605, 8487368, 10609210, 21218420, 42436840]

約数ペア:

[(1, 42436840), (2, 21218420), (4, 10609210), (5, 8487368), (8, 5304605), (10, 4243684), (20, 2121842), (23, 1845080), (40, 1060921), (46, 922540), (92, 461270), (115, 369016), (184, 230635), (193, 219880), (230, 184508), (239, 177560), (386, 109940), (460, 92254), (478, 88780), (772, 54970), (920, 46127), (956, 44390), (965, 43976), (1195, 35512), (1544, 27485), (1912, 22195), (1930, 21988), (2390, 17756), (3860, 10994), (4439, 9560), (4780, 8878), (5497, 7720)]