61046020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3137}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 147611520

約数和(自身を除く): 86565500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3137, 3892, 4865, 6274, 9730, 12548, 15685, 19460, 21959, 31370, 43918, 62740, 87836, 109795, 219590, 436043, 439180, 872086, 1744172, 2180215, 3052301, 4360430, 6104602, 8720860, 12209204, 15261505, 30523010, 61046020]

約数ペア:

[(1, 61046020), (2, 30523010), (4, 15261505), (5, 12209204), (7, 8720860), (10, 6104602), (14, 4360430), (20, 3052301), (28, 2180215), (35, 1744172), (70, 872086), (139, 439180), (140, 436043), (278, 219590), (556, 109795), (695, 87836), (973, 62740), (1390, 43918), (1946, 31370), (2780, 21959), (3137, 19460), (3892, 15685), (4865, 12548), (6274, 9730)]