173240440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{17971}}^1$

素因数の和:18223

約数の個数: 32

約数和(自身を含む): 391430160

約数和(自身を除く): 218189720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 17971, 35942, 71884, 89855, 143768, 179710, 359420, 718840, 4331011, 8662022, 17324044, 21655055, 34648088, 43310110, 86620220, 173240440]

約数ペア:

[(1, 173240440), (2, 86620220), (4, 43310110), (5, 34648088), (8, 21655055), (10, 17324044), (20, 8662022), (40, 4331011), (241, 718840), (482, 359420), (964, 179710), (1205, 143768), (1928, 89855), (2410, 71884), (4820, 35942), (9640, 17971)]