398930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 32

約数和(自身を含む): 846720

約数和(自身を除く): 447790

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 139, 205, 278, 287, 410, 574, 695, 973, 1390, 1435, 1946, 2870, 4865, 5699, 9730, 11398, 28495, 39893, 56990, 79786, 199465, 398930]

約数ペア:

[(1, 398930), (2, 199465), (5, 79786), (7, 56990), (10, 39893), (14, 28495), (35, 11398), (41, 9730), (70, 5699), (82, 4865), (139, 2870), (205, 1946), (278, 1435), (287, 1390), (410, 973), (574, 695)]