About the Number

42391320

42391319 ← → 42391321

2進数表記:10100001101101011100011000

漢数字表記:四千二百三十九万千三百二十

素因数分解:

2 3 × 3 1 × 5 1 × 457 1 × 773 1

素因数の和:1244
約数の個数: 64
約数和(自身を含む): 127617120
約数和(自身を除く): 85225800

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 773, 914, 1371, 1546, 1828, 2285, 2319, 2742, 3092, 3656, 3865, 4570, 4638, 5484, 6184, 6855, 7730, 9140, 9276, 10968, 11595, 13710, 15460, 18280, 18552, 23190, 27420, 30920, 46380, 54840, 92760, 353261, 706522, 1059783, 1413044, 1766305, 2119566, 2826088, 3532610, 4239132, 5298915, 7065220, 8478264, 10597830, 14130440, 21195660, 42391320]

約数ペア:
[(1, 42391320), (2, 21195660), (3, 14130440), (4, 10597830), (5, 8478264), (6, 7065220), (8, 5298915), (10, 4239132), (12, 3532610), (15, 2826088), (20, 2119566), (24, 1766305), (30, 1413044), (40, 1059783), (60, 706522), (120, 353261), (457, 92760), (773, 54840), (914, 46380), (1371, 30920), (1546, 27420), (1828, 23190), (2285, 18552), (2319, 18280), (2742, 15460), (3092, 13710), (3656, 11595), (3865, 10968), (4570, 9276), (4638, 9140), (5484, 7730), (6184, 6855)]

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