30959180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{4513}}^1$

素因数の和:4543

約数の個数: 48

約数和(自身を含む): 75835200

約数和(自身を除く): 44876020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 4513, 6860, 9026, 18052, 22565, 31591, 45130, 63182, 90260, 126364, 157955, 221137, 315910, 442274, 631820, 884548, 1105685, 1547959, 2211370, 3095918, 4422740, 6191836, 7739795, 15479590, 30959180]

約数ペア:

[(1, 30959180), (2, 15479590), (4, 7739795), (5, 6191836), (7, 4422740), (10, 3095918), (14, 2211370), (20, 1547959), (28, 1105685), (35, 884548), (49, 631820), (70, 442274), (98, 315910), (140, 221137), (196, 157955), (245, 126364), (343, 90260), (490, 63182), (686, 45130), (980, 31591), (1372, 22565), (1715, 18052), (3430, 9026), (4513, 6860)]