1322942920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2544121}}^1$

素因数の和:2544145

約数の個数: 32

約数和(自身を含む): 3205593720

約数和(自身を除く): 1882650800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2544121, 5088242, 10176484, 12720605, 20352968, 25441210, 33073573, 50882420, 66147146, 101764840, 132294292, 165367865, 264588584, 330735730, 661471460, 1322942920]

約数ペア:

[(1, 1322942920), (2, 661471460), (4, 330735730), (5, 264588584), (8, 165367865), (10, 132294292), (13, 101764840), (20, 66147146), (26, 50882420), (40, 33073573), (52, 25441210), (65, 20352968), (104, 12720605), (130, 10176484), (260, 5088242), (520, 2544121)]