49359980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{40459}}^1$

素因数の和:40529

約数の個数: 24

約数和(自身を含む): 105357840

約数和(自身を除く): 55997860

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 40459, 80918, 161836, 202295, 404590, 809180, 2467999, 4935998, 9871996, 12339995, 24679990, 49359980]

約数ペア:

[(1, 49359980), (2, 24679990), (4, 12339995), (5, 9871996), (10, 4935998), (20, 2467999), (61, 809180), (122, 404590), (244, 202295), (305, 161836), (610, 80918), (1220, 40459)]