74356660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3821}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 179786880

約数和(自身を除く): 105430220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3821, 3892, 4865, 7642, 9730, 15284, 19105, 19460, 26747, 38210, 53494, 76420, 106988, 133735, 267470, 531119, 534940, 1062238, 2124476, 2655595, 3717833, 5311190, 7435666, 10622380, 14871332, 18589165, 37178330, 74356660]

約数ペア:

[(1, 74356660), (2, 37178330), (4, 18589165), (5, 14871332), (7, 10622380), (10, 7435666), (14, 5311190), (20, 3717833), (28, 2655595), (35, 2124476), (70, 1062238), (139, 534940), (140, 531119), (278, 267470), (556, 133735), (695, 106988), (973, 76420), (1390, 53494), (1946, 38210), (2780, 26747), (3821, 19460), (3892, 19105), (4865, 15284), (7642, 9730)]