30974180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2203}}^1$

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 70351680

約数和(自身を除く): 39377500

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2203, 2812, 3515, 4406, 7030, 8812, 11015, 14060, 22030, 41857, 44060, 81511, 83714, 163022, 167428, 209285, 326044, 407555, 418570, 815110, 837140, 1548709, 1630220, 3097418, 6194836, 7743545, 15487090, 30974180]

約数ペア:

[(1, 30974180), (2, 15487090), (4, 7743545), (5, 6194836), (10, 3097418), (19, 1630220), (20, 1548709), (37, 837140), (38, 815110), (74, 418570), (76, 407555), (95, 326044), (148, 209285), (185, 167428), (190, 163022), (370, 83714), (380, 81511), (703, 44060), (740, 41857), (1406, 22030), (2203, 14060), (2812, 11015), (3515, 8812), (4406, 7030)]