31270440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260587}}^1$

素因数の和:260601

約数の個数: 32

約数和(自身を含む): 93811680

約数和(自身を除く): 62541240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260587, 521174, 781761, 1042348, 1302935, 1563522, 2084696, 2605870, 3127044, 3908805, 5211740, 6254088, 7817610, 10423480, 15635220, 31270440]

約数ペア:

[(1, 31270440), (2, 15635220), (3, 10423480), (4, 7817610), (5, 6254088), (6, 5211740), (8, 3908805), (10, 3127044), (12, 2605870), (15, 2084696), (20, 1563522), (24, 1302935), (30, 1042348), (40, 781761), (60, 521174), (120, 260587)]