30542260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 73664640

約数和(自身を除く): 43122380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 811, 1076, 1345, 1622, 1883, 2690, 3244, 3766, 4055, 5380, 5677, 7532, 8110, 9415, 11354, 16220, 18830, 22708, 28385, 37660, 56770, 113540, 218159, 436318, 872636, 1090795, 1527113, 2181590, 3054226, 4363180, 6108452, 7635565, 15271130, 30542260]

約数ペア:

[(1, 30542260), (2, 15271130), (4, 7635565), (5, 6108452), (7, 4363180), (10, 3054226), (14, 2181590), (20, 1527113), (28, 1090795), (35, 872636), (70, 436318), (140, 218159), (269, 113540), (538, 56770), (811, 37660), (1076, 28385), (1345, 22708), (1622, 18830), (1883, 16220), (2690, 11354), (3244, 9415), (3766, 8110), (4055, 7532), (5380, 5677)]