7535320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 18738720

約数和(自身を除く): 11203400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 337, 344, 430, 520, 559, 674, 860, 1118, 1348, 1685, 1720, 2236, 2696, 2795, 3370, 4381, 4472, 5590, 6740, 8762, 11180, 13480, 14491, 17524, 21905, 22360, 28982, 35048, 43810, 57964, 72455, 87620, 115928, 144910, 175240, 188383, 289820, 376766, 579640, 753532, 941915, 1507064, 1883830, 3767660, 7535320]

約数ペア:

[(1, 7535320), (2, 3767660), (4, 1883830), (5, 1507064), (8, 941915), (10, 753532), (13, 579640), (20, 376766), (26, 289820), (40, 188383), (43, 175240), (52, 144910), (65, 115928), (86, 87620), (104, 72455), (130, 57964), (172, 43810), (215, 35048), (260, 28982), (337, 22360), (344, 21905), (430, 17524), (520, 14491), (559, 13480), (674, 11180), (860, 8762), (1118, 6740), (1348, 5590), (1685, 4472), (1720, 4381), (2236, 3370), (2696, 2795)]