20340510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{719}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 31914210

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 41, 46, 69, 82, 115, 123, 138, 205, 230, 246, 345, 410, 615, 690, 719, 943, 1230, 1438, 1886, 2157, 2829, 3595, 4314, 4715, 5658, 7190, 9430, 10785, 14145, 16537, 21570, 28290, 29479, 33074, 49611, 58958, 82685, 88437, 99222, 147395, 165370, 176874, 248055, 294790, 442185, 496110, 678017, 884370, 1356034, 2034051, 3390085, 4068102, 6780170, 10170255, 20340510]

約数ペア:

[(1, 20340510), (2, 10170255), (3, 6780170), (5, 4068102), (6, 3390085), (10, 2034051), (15, 1356034), (23, 884370), (30, 678017), (41, 496110), (46, 442185), (69, 294790), (82, 248055), (115, 176874), (123, 165370), (138, 147395), (205, 99222), (230, 88437), (246, 82685), (345, 58958), (410, 49611), (615, 33074), (690, 29479), (719, 28290), (943, 21570), (1230, 16537), (1438, 14145), (1886, 10785), (2157, 9430), (2829, 7190), (3595, 5658), (4314, 4715)]