310305920

素因数分解:

$2^7\times 5^1\times {\mathrm{484853}}^1$

素因数の和:484872

約数の個数: 32

約数和(自身を含む): 741826620

約数和(自身を除く): 431520700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 484853, 969706, 1939412, 2424265, 3878824, 4848530, 7757648, 9697060, 15515296, 19394120, 31030592, 38788240, 62061184, 77576480, 155152960, 310305920]

約数ペア:

[(1, 310305920), (2, 155152960), (4, 77576480), (5, 62061184), (8, 38788240), (10, 31030592), (16, 19394120), (20, 15515296), (32, 9697060), (40, 7757648), (64, 4848530), (80, 3878824), (128, 2424265), (160, 1939412), (320, 969706), (640, 484853)]