30455440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10289}}^1$

素因数の和:10339

約数の個数: 40

約数和(自身を含む): 72729720

約数和(自身を除く): 42274280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 10289, 20578, 41156, 51445, 82312, 102890, 164624, 205780, 380693, 411560, 761386, 823120, 1522772, 1903465, 3045544, 3806930, 6091088, 7613860, 15227720, 30455440]

約数ペア:

[(1, 30455440), (2, 15227720), (4, 7613860), (5, 6091088), (8, 3806930), (10, 3045544), (16, 1903465), (20, 1522772), (37, 823120), (40, 761386), (74, 411560), (80, 380693), (148, 205780), (185, 164624), (296, 102890), (370, 82312), (592, 51445), (740, 41156), (1480, 20578), (2960, 10289)]