636783430

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{1993}}^1$

素因数の和:2448

約数の個数: 32

約数和(自身を含む): 1162900800

約数和(自身を除く): 526117370

約数列:

[1, 2, 5, 10, 89, 178, 359, 445, 718, 890, 1795, 1993, 3590, 3986, 9965, 19930, 31951, 63902, 159755, 177377, 319510, 354754, 715487, 886885, 1430974, 1773770, 3577435, 7154870, 63678343, 127356686, 318391715, 636783430]

約数ペア:

[(1, 636783430), (2, 318391715), (5, 127356686), (10, 63678343), (89, 7154870), (178, 3577435), (359, 1773770), (445, 1430974), (718, 886885), (890, 715487), (1795, 354754), (1993, 319510), (3590, 177377), (3986, 159755), (9965, 63902), (19930, 31951)]