42427640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 100776960

約数和(自身を除く): 58349320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 428, 431, 460, 535, 856, 862, 920, 1070, 1724, 2140, 2155, 2461, 3448, 4280, 4310, 4922, 8620, 9844, 9913, 12305, 17240, 19688, 19826, 24610, 39652, 46117, 49220, 49565, 79304, 92234, 98440, 99130, 184468, 198260, 230585, 368936, 396520, 461170, 922340, 1060691, 1844680, 2121382, 4242764, 5303455, 8485528, 10606910, 21213820, 42427640]

約数ペア:

[(1, 42427640), (2, 21213820), (4, 10606910), (5, 8485528), (8, 5303455), (10, 4242764), (20, 2121382), (23, 1844680), (40, 1060691), (46, 922340), (92, 461170), (107, 396520), (115, 368936), (184, 230585), (214, 198260), (230, 184468), (428, 99130), (431, 98440), (460, 92234), (535, 79304), (856, 49565), (862, 49220), (920, 46117), (1070, 39652), (1724, 24610), (2140, 19826), (2155, 19688), (2461, 17240), (3448, 12305), (4280, 9913), (4310, 9844), (4922, 8620)]