2219940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{4111}}^1$

素因数の和:4129

約数の個数: 48

約数和(自身を含む): 6908160

約数和(自身を除く): 4688220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 4111, 8222, 12333, 16444, 20555, 24666, 36999, 41110, 49332, 61665, 73998, 82220, 110997, 123330, 147996, 184995, 221994, 246660, 369990, 443988, 554985, 739980, 1109970, 2219940]

約数ペア:

[(1, 2219940), (2, 1109970), (3, 739980), (4, 554985), (5, 443988), (6, 369990), (9, 246660), (10, 221994), (12, 184995), (15, 147996), (18, 123330), (20, 110997), (27, 82220), (30, 73998), (36, 61665), (45, 49332), (54, 41110), (60, 36999), (90, 24666), (108, 20555), (135, 16444), (180, 12333), (270, 8222), (540, 4111)]