2017017970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{401}}^1\times {\mathrm{4157}}^1$

素因数の和:4587

約数の個数: 48

約数和(自身を含む): 4001609304

約数和(自身を除く): 1984591334

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 401, 605, 802, 1210, 2005, 4010, 4157, 4411, 8314, 8822, 20785, 22055, 41570, 44110, 45727, 48521, 91454, 97042, 228635, 242605, 457270, 485210, 502997, 1005994, 1666957, 2514985, 3333914, 5029970, 8334785, 16669570, 18336527, 36673054, 91682635, 183365270, 201701797, 403403594, 1008508985, 2017017970]

約数ペア:

[(1, 2017017970), (2, 1008508985), (5, 403403594), (10, 201701797), (11, 183365270), (22, 91682635), (55, 36673054), (110, 18336527), (121, 16669570), (242, 8334785), (401, 5029970), (605, 3333914), (802, 2514985), (1210, 1666957), (2005, 1005994), (4010, 502997), (4157, 485210), (4411, 457270), (8314, 242605), (8822, 228635), (20785, 97042), (22055, 91454), (41570, 48521), (44110, 45727)]