2020339970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 4039476480

約数和(自身を除く): 2019136510

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 311, 365, 622, 730, 803, 809, 1555, 1606, 1618, 3110, 3421, 4015, 4045, 6842, 8030, 8090, 8899, 17105, 17798, 22703, 34210, 44495, 45406, 59057, 88990, 113515, 118114, 227030, 249733, 251599, 295285, 499466, 503198, 590570, 649627, 1248665, 1257995, 1299254, 2497330, 2515990, 2767589, 3248135, 5535178, 6496270, 13837945, 18366727, 27675890, 36733454, 91833635, 183667270, 202033997, 404067994, 1010169985, 2020339970]

約数ペア:

[(1, 2020339970), (2, 1010169985), (5, 404067994), (10, 202033997), (11, 183667270), (22, 91833635), (55, 36733454), (73, 27675890), (110, 18366727), (146, 13837945), (311, 6496270), (365, 5535178), (622, 3248135), (730, 2767589), (803, 2515990), (809, 2497330), (1555, 1299254), (1606, 1257995), (1618, 1248665), (3110, 649627), (3421, 590570), (4015, 503198), (4045, 499466), (6842, 295285), (8030, 251599), (8090, 249733), (8899, 227030), (17105, 118114), (17798, 113515), (22703, 88990), (34210, 59057), (44495, 45406)]