154021160

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{16111}}^1$

素因数の和:16361

約数の個数: 32

約数和(自身を含む): 348019200

約数和(自身を除く): 193998040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 16111, 32222, 64444, 80555, 128888, 161110, 322220, 644440, 3850529, 7701058, 15402116, 19252645, 30804232, 38505290, 77010580, 154021160]

約数ペア:

[(1, 154021160), (2, 77010580), (4, 38505290), (5, 30804232), (8, 19252645), (10, 15402116), (20, 7701058), (40, 3850529), (239, 644440), (478, 322220), (956, 161110), (1195, 128888), (1912, 80555), (2390, 64444), (4780, 32222), (9560, 16111)]