305727728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1123999}}^1$

素因数の和:1124024

約数の個数: 20

約数和(自身を含む): 627192000

約数和(自身を除く): 321464272

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1123999, 2247998, 4495996, 8991992, 17983984, 19107983, 38215966, 76431932, 152863864, 305727728]

約数ペア:

[(1, 305727728), (2, 152863864), (4, 76431932), (8, 38215966), (16, 19107983), (17, 17983984), (34, 8991992), (68, 4495996), (136, 2247998), (272, 1123999)]