67686020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109171}}^1$

素因数の和:109211

約数の個数: 24

約数和(自身を含む): 146727168

約数和(自身を除く): 79041148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 109171, 218342, 436684, 545855, 1091710, 2183420, 3384301, 6768602, 13537204, 16921505, 33843010, 67686020]

約数ペア:

[(1, 67686020), (2, 33843010), (4, 16921505), (5, 13537204), (10, 6768602), (20, 3384301), (31, 2183420), (62, 1091710), (124, 545855), (155, 436684), (310, 218342), (620, 109171)]