8342740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8513}}^1$

素因数の和:8536

約数の個数: 36

約数和(自身を含む): 20382516

約数和(自身を除く): 12039776

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8513, 17026, 34052, 42565, 59591, 85130, 119182, 170260, 238364, 297955, 417137, 595910, 834274, 1191820, 1668548, 2085685, 4171370, 8342740]

約数ペア:

[(1, 8342740), (2, 4171370), (4, 2085685), (5, 1668548), (7, 1191820), (10, 834274), (14, 595910), (20, 417137), (28, 297955), (35, 238364), (49, 170260), (70, 119182), (98, 85130), (140, 59591), (196, 42565), (245, 34052), (490, 17026), (980, 8513)]