201322220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3617}}^1$

素因数の和:3671

約数の個数: 72

約数和(自身を含む): 485043552

約数和(自身を除く): 283721332

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 220, 230, 242, 253, 460, 484, 506, 605, 1012, 1210, 1265, 2420, 2530, 2783, 3617, 5060, 5566, 7234, 11132, 13915, 14468, 18085, 27830, 36170, 39787, 55660, 72340, 79574, 83191, 159148, 166382, 198935, 332764, 397870, 415955, 437657, 795740, 831910, 875314, 915101, 1663820, 1750628, 1830202, 2188285, 3660404, 4376570, 4575505, 8753140, 9151010, 10066111, 18302020, 20132222, 40264444, 50330555, 100661110, 201322220]

約数ペア:

[(1, 201322220), (2, 100661110), (4, 50330555), (5, 40264444), (10, 20132222), (11, 18302020), (20, 10066111), (22, 9151010), (23, 8753140), (44, 4575505), (46, 4376570), (55, 3660404), (92, 2188285), (110, 1830202), (115, 1750628), (121, 1663820), (220, 915101), (230, 875314), (242, 831910), (253, 795740), (460, 437657), (484, 415955), (506, 397870), (605, 332764), (1012, 198935), (1210, 166382), (1265, 159148), (2420, 83191), (2530, 79574), (2783, 72340), (3617, 55660), (5060, 39787), (5566, 36170), (7234, 27830), (11132, 18085), (13915, 14468)]