31340330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3221}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 64955520

約数和(自身を除く): 33615190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 3221, 4865, 6442, 9730, 16105, 22547, 32210, 45094, 112735, 225470, 447719, 895438, 2238595, 3134033, 4477190, 6268066, 15670165, 31340330]

約数ペア:

[(1, 31340330), (2, 15670165), (5, 6268066), (7, 4477190), (10, 3134033), (14, 2238595), (35, 895438), (70, 447719), (139, 225470), (278, 112735), (695, 45094), (973, 32210), (1390, 22547), (1946, 16105), (3221, 9730), (4865, 6442)]