2758049320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5303941}}^1$

素因数の和:5303965

約数の個数: 32

約数和(自身を含む): 6682966920

約数和(自身を除く): 3924917600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5303941, 10607882, 21215764, 26519705, 42431528, 53039410, 68951233, 106078820, 137902466, 212157640, 275804932, 344756165, 551609864, 689512330, 1379024660, 2758049320]

約数ペア:

[(1, 2758049320), (2, 1379024660), (4, 689512330), (5, 551609864), (8, 344756165), (10, 275804932), (13, 212157640), (20, 137902466), (26, 106078820), (40, 68951233), (52, 53039410), (65, 42431528), (104, 26519705), (130, 21215764), (260, 10607882), (520, 5303941)]