30956620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 68402880

約数和(自身を除く): 37446260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 173, 230, 346, 389, 460, 692, 778, 865, 1556, 1730, 1945, 3460, 3890, 3979, 7780, 7958, 8947, 15916, 17894, 19895, 35788, 39790, 44735, 67297, 79580, 89470, 134594, 178940, 269188, 336485, 672970, 1345940, 1547831, 3095662, 6191324, 7739155, 15478310, 30956620]

約数ペア:

[(1, 30956620), (2, 15478310), (4, 7739155), (5, 6191324), (10, 3095662), (20, 1547831), (23, 1345940), (46, 672970), (92, 336485), (115, 269188), (173, 178940), (230, 134594), (346, 89470), (389, 79580), (460, 67297), (692, 44735), (778, 39790), (865, 35788), (1556, 19895), (1730, 17894), (1945, 15916), (3460, 8947), (3890, 7958), (3979, 7780)]