207157780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{450343}}^1$

素因数の和:450375

約数の個数: 24

約数和(自身を含む): 453946752

約数和(自身を除く): 246788972

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 450343, 900686, 1801372, 2251715, 4503430, 9006860, 10357889, 20715778, 41431556, 51789445, 103578890, 207157780]

約数ペア:

[(1, 207157780), (2, 103578890), (4, 51789445), (5, 41431556), (10, 20715778), (20, 10357889), (23, 9006860), (46, 4503430), (92, 2251715), (115, 1801372), (230, 900686), (460, 450343)]