297680

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^2$

素因数の和:135

約数の個数: 30

約数和(自身を含む): 703638

約数和(自身を除く): 405958

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 3721, 4880, 7442, 14884, 18605, 29768, 37210, 59536, 74420, 148840, 297680]

約数ペア:

[(1, 297680), (2, 148840), (4, 74420), (5, 59536), (8, 37210), (10, 29768), (16, 18605), (20, 14884), (40, 7442), (61, 4880), (80, 3721), (122, 2440), (244, 1220), (305, 976), (488, 610)]