305758240

素因数分解:

$2^5\times 5^1\times {\mathrm{1910989}}^1$

素因数の和:1911004

約数の個数: 24

約数和(自身を含む): 722354220

約数和(自身を除く): 416595980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1910989, 3821978, 7643956, 9554945, 15287912, 19109890, 30575824, 38219780, 61151648, 76439560, 152879120, 305758240]

約数ペア:

[(1, 305758240), (2, 152879120), (4, 76439560), (5, 61151648), (8, 38219780), (10, 30575824), (16, 19109890), (20, 15287912), (32, 9554945), (40, 7643956), (80, 3821978), (160, 1910989)]