38874290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42719}}^1$

素因数の和:42746

約数の個数: 32

約数和(自身を含む): 86123520

約数和(自身を除く): 47249230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 42719, 85438, 213595, 299033, 427190, 555347, 598066, 1110694, 1495165, 2776735, 2990330, 3887429, 5553470, 7774858, 19437145, 38874290]

約数ペア:

[(1, 38874290), (2, 19437145), (5, 7774858), (7, 5553470), (10, 3887429), (13, 2990330), (14, 2776735), (26, 1495165), (35, 1110694), (65, 598066), (70, 555347), (91, 427190), (130, 299033), (182, 213595), (455, 85438), (910, 42719)]