38974280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{20731}}^1$

素因数の和:20789

約数の個数: 32

約数和(自身を含む): 89562240

約数和(自身を除く): 50587960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 20731, 41462, 82924, 103655, 165848, 207310, 414620, 829240, 974357, 1948714, 3897428, 4871785, 7794856, 9743570, 19487140, 38974280]

約数ペア:

[(1, 38974280), (2, 19487140), (4, 9743570), (5, 7794856), (8, 4871785), (10, 3897428), (20, 1948714), (40, 974357), (47, 829240), (94, 414620), (188, 207310), (235, 165848), (376, 103655), (470, 82924), (940, 41462), (1880, 20731)]