220056724

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{4339}}^1$

素因数の和:4783

約数の個数: 24

約数和(自身を含む): 398585600

約数和(自身を除く): 178528876

約数列:

[1, 2, 4, 31, 62, 124, 409, 818, 1636, 4339, 8678, 12679, 17356, 25358, 50716, 134509, 269018, 538036, 1774651, 3549302, 7098604, 55014181, 110028362, 220056724]

約数ペア:

[(1, 220056724), (2, 110028362), (4, 55014181), (31, 7098604), (62, 3549302), (124, 1774651), (409, 538036), (818, 269018), (1636, 134509), (4339, 50716), (8678, 25358), (12679, 17356)]