54784860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70237}}^1$

素因数の和:70262

約数の個数: 48

約数和(自身を含む): 165199776

約数和(自身を除く): 110414916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 70237, 140474, 210711, 280948, 351185, 421422, 702370, 842844, 913081, 1053555, 1404740, 1826162, 2107110, 2739243, 3652324, 4214220, 4565405, 5478486, 9130810, 10956972, 13696215, 18261620, 27392430, 54784860]

約数ペア:

[(1, 54784860), (2, 27392430), (3, 18261620), (4, 13696215), (5, 10956972), (6, 9130810), (10, 5478486), (12, 4565405), (13, 4214220), (15, 3652324), (20, 2739243), (26, 2107110), (30, 1826162), (39, 1404740), (52, 1053555), (60, 913081), (65, 842844), (78, 702370), (130, 421422), (156, 351185), (195, 280948), (260, 210711), (390, 140474), (780, 70237)]