223943480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83561}}^1$

素因数の和:83639

約数の個数: 32

約数和(自身を含む): 511399440

約数和(自身を除く): 287455960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 83561, 167122, 334244, 417805, 668488, 835610, 1671220, 3342440, 5598587, 11197174, 22394348, 27992935, 44788696, 55985870, 111971740, 223943480]

約数ペア:

[(1, 223943480), (2, 111971740), (4, 55985870), (5, 44788696), (8, 27992935), (10, 22394348), (20, 11197174), (40, 5598587), (67, 3342440), (134, 1671220), (268, 835610), (335, 668488), (536, 417805), (670, 334244), (1340, 167122), (2680, 83561)]