208293890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{12347}}^1$

素因数の和:12602

約数の個数: 32

約数和(自身を含む): 430303104

約数和(自身を除く): 222009214

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 241, 482, 1205, 1687, 2410, 3374, 8435, 12347, 16870, 24694, 61735, 86429, 123470, 172858, 432145, 864290, 2975627, 5951254, 14878135, 20829389, 29756270, 41658778, 104146945, 208293890]

約数ペア:

[(1, 208293890), (2, 104146945), (5, 41658778), (7, 29756270), (10, 20829389), (14, 14878135), (35, 5951254), (70, 2975627), (241, 864290), (482, 432145), (1205, 172858), (1687, 123470), (2410, 86429), (3374, 61735), (8435, 24694), (12347, 16870)]