28841360

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1033}}^1$

素因数の和:1395

約数の個数: 40

約数和(自身を含む): 67313400

約数和(自身を除く): 38472040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1033, 1396, 1745, 2066, 2792, 3490, 4132, 5165, 5584, 6980, 8264, 10330, 13960, 16528, 20660, 27920, 41320, 82640, 360517, 721034, 1442068, 1802585, 2884136, 3605170, 5768272, 7210340, 14420680, 28841360]

約数ペア:

[(1, 28841360), (2, 14420680), (4, 7210340), (5, 5768272), (8, 3605170), (10, 2884136), (16, 1802585), (20, 1442068), (40, 721034), (80, 360517), (349, 82640), (698, 41320), (1033, 27920), (1396, 20660), (1745, 16528), (2066, 13960), (2792, 10330), (3490, 8264), (4132, 6980), (5165, 5584)]