1252806780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{907831}}^1$

素因数の和:907866

約数の個数: 48

約数和(自身を含む): 3660378624

約数和(自身を除く): 2407571844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 907831, 1815662, 2723493, 3631324, 4539155, 5446986, 9078310, 10893972, 13617465, 18156620, 20880113, 27234930, 41760226, 54469860, 62640339, 83520452, 104400565, 125280678, 208801130, 250561356, 313201695, 417602260, 626403390, 1252806780]

約数ペア:

[(1, 1252806780), (2, 626403390), (3, 417602260), (4, 313201695), (5, 250561356), (6, 208801130), (10, 125280678), (12, 104400565), (15, 83520452), (20, 62640339), (23, 54469860), (30, 41760226), (46, 27234930), (60, 20880113), (69, 18156620), (92, 13617465), (115, 10893972), (138, 9078310), (230, 5446986), (276, 4539155), (345, 3631324), (460, 2723493), (690, 1815662), (1380, 907831)]