74488280

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{7727}}^1$

素因数の和:7979

約数の個数: 32

約数和(自身を含む): 168315840

約数和(自身を除く): 93827560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 7727, 9640, 15454, 30908, 38635, 61816, 77270, 154540, 309080, 1862207, 3724414, 7448828, 9311035, 14897656, 18622070, 37244140, 74488280]

約数ペア:

[(1, 74488280), (2, 37244140), (4, 18622070), (5, 14897656), (8, 9311035), (10, 7448828), (20, 3724414), (40, 1862207), (241, 309080), (482, 154540), (964, 77270), (1205, 61816), (1928, 38635), (2410, 30908), (4820, 15454), (7727, 9640)]