2898830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 6089904

約数和(自身を除く): 3191074

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 73, 95, 110, 146, 190, 209, 361, 365, 418, 722, 730, 803, 1045, 1387, 1606, 1805, 2090, 2774, 3610, 3971, 4015, 6935, 7942, 8030, 13870, 15257, 19855, 26353, 30514, 39710, 52706, 76285, 131765, 152570, 263530, 289883, 579766, 1449415, 2898830]

約数ペア:

[(1, 2898830), (2, 1449415), (5, 579766), (10, 289883), (11, 263530), (19, 152570), (22, 131765), (38, 76285), (55, 52706), (73, 39710), (95, 30514), (110, 26353), (146, 19855), (190, 15257), (209, 13870), (361, 8030), (365, 7942), (418, 6935), (722, 4015), (730, 3971), (803, 3610), (1045, 2774), (1387, 2090), (1606, 1805)]