About the Number

40209390

40209389 ← → 40209391

2進数表記:10011001011000101111101110

漢数字表記:四千二十万九千三百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 34367 1

素因数の和:34393
約数の個数: 48
約数和(自身を含む): 112589568
約数和(自身を除く): 72380178

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 34367, 68734, 103101, 171835, 206202, 309303, 343670, 446771, 515505, 618606, 893542, 1031010, 1340313, 1546515, 2233855, 2680626, 3093030, 4020939, 4467710, 6701565, 8041878, 13403130, 20104695, 40209390]

約数ペア:
[(1, 40209390), (2, 20104695), (3, 13403130), (5, 8041878), (6, 6701565), (9, 4467710), (10, 4020939), (13, 3093030), (15, 2680626), (18, 2233855), (26, 1546515), (30, 1340313), (39, 1031010), (45, 893542), (65, 618606), (78, 515505), (90, 446771), (117, 343670), (130, 309303), (195, 206202), (234, 171835), (390, 103101), (585, 68734), (1170, 34367)]

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