2078200540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{73331}}^1$

素因数の和:73462

約数の個数: 48

約数和(自身を含む): 4743113760

約数和(自身を除く): 2664913220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5668, 7085, 14170, 28340, 73331, 146662, 293324, 366655, 733310, 953303, 1466620, 1906606, 3813212, 4766515, 7993079, 9533030, 15986158, 19066060, 31972316, 39965395, 79930790, 103910027, 159861580, 207820054, 415640108, 519550135, 1039100270, 2078200540]

約数ペア:

[(1, 2078200540), (2, 1039100270), (4, 519550135), (5, 415640108), (10, 207820054), (13, 159861580), (20, 103910027), (26, 79930790), (52, 39965395), (65, 31972316), (109, 19066060), (130, 15986158), (218, 9533030), (260, 7993079), (436, 4766515), (545, 3813212), (1090, 1906606), (1417, 1466620), (2180, 953303), (2834, 733310), (5668, 366655), (7085, 293324), (14170, 146662), (28340, 73331)]