438770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 874800

約数和(自身を除く): 436030

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 89, 145, 170, 178, 290, 445, 493, 890, 986, 1513, 2465, 2581, 3026, 4930, 5162, 7565, 12905, 15130, 25810, 43877, 87754, 219385, 438770]

約数ペア:

[(1, 438770), (2, 219385), (5, 87754), (10, 43877), (17, 25810), (29, 15130), (34, 12905), (58, 7565), (85, 5162), (89, 4930), (145, 3026), (170, 2581), (178, 2465), (290, 1513), (445, 986), (493, 890)]