2459940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5857}}^1$

素因数の和:5876

約数の個数: 48

約数和(自身を含む): 7873152

約数和(自身を除く): 5413212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 5857, 11714, 17571, 23428, 29285, 35142, 40999, 58570, 70284, 81998, 87855, 117140, 122997, 163996, 175710, 204995, 245994, 351420, 409990, 491988, 614985, 819980, 1229970, 2459940]

約数ペア:

[(1, 2459940), (2, 1229970), (3, 819980), (4, 614985), (5, 491988), (6, 409990), (7, 351420), (10, 245994), (12, 204995), (14, 175710), (15, 163996), (20, 122997), (21, 117140), (28, 87855), (30, 81998), (35, 70284), (42, 58570), (60, 40999), (70, 35142), (84, 29285), (105, 23428), (140, 17571), (210, 11714), (420, 5857)]