142648220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49877}}^1$

素因数の和:49910

約数の個数: 48

約数和(自身を含む): 351939168

約数和(自身を除く): 209290948

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 49877, 99754, 199508, 249385, 498770, 548647, 648401, 997540, 1097294, 1296802, 2194588, 2593604, 2743235, 3242005, 5486470, 6484010, 7132411, 10972940, 12968020, 14264822, 28529644, 35662055, 71324110, 142648220]

約数ペア:

[(1, 142648220), (2, 71324110), (4, 35662055), (5, 28529644), (10, 14264822), (11, 12968020), (13, 10972940), (20, 7132411), (22, 6484010), (26, 5486470), (44, 3242005), (52, 2743235), (55, 2593604), (65, 2194588), (110, 1296802), (130, 1097294), (143, 997540), (220, 648401), (260, 548647), (286, 498770), (572, 249385), (715, 199508), (1430, 99754), (2860, 49877)]