42897890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14947}}^1$

素因数の和:15002

約数の個数: 32

約数和(自身を含む): 90405504

約数和(自身を除く): 47507614

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 14947, 29894, 74735, 104629, 149470, 209258, 523145, 612827, 1046290, 1225654, 3064135, 4289789, 6128270, 8579578, 21448945, 42897890]

約数ペア:

[(1, 42897890), (2, 21448945), (5, 8579578), (7, 6128270), (10, 4289789), (14, 3064135), (35, 1225654), (41, 1046290), (70, 612827), (82, 523145), (205, 209258), (287, 149470), (410, 104629), (574, 74735), (1435, 29894), (2870, 14947)]