647870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:164

約数の個数: 32

約数和(自身を含む): 1280448

約数和(自身を除く): 632578

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 103, 170, 185, 206, 370, 515, 629, 1030, 1258, 1751, 3145, 3502, 3811, 6290, 7622, 8755, 17510, 19055, 38110, 64787, 129574, 323935, 647870]

約数ペア:

[(1, 647870), (2, 323935), (5, 129574), (10, 64787), (17, 38110), (34, 19055), (37, 17510), (74, 8755), (85, 7622), (103, 6290), (170, 3811), (185, 3502), (206, 3145), (370, 1751), (515, 1258), (629, 1030)]