About the Number

38880990

38880989 ← → 38880991

2進数表記:10010100010100011011011110

漢数字表記:三千八百八十八万九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 151 1 × 2861 1

素因数の和:3025
約数の個数: 48
約数和(自身を含む): 101795616
約数和(自身を除く): 62914626

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 151, 302, 453, 755, 906, 1359, 1510, 2265, 2718, 2861, 4530, 5722, 6795, 8583, 13590, 14305, 17166, 25749, 28610, 42915, 51498, 85830, 128745, 257490, 432011, 864022, 1296033, 2160055, 2592066, 3888099, 4320110, 6480165, 7776198, 12960330, 19440495, 38880990]

約数ペア:
[(1, 38880990), (2, 19440495), (3, 12960330), (5, 7776198), (6, 6480165), (9, 4320110), (10, 3888099), (15, 2592066), (18, 2160055), (30, 1296033), (45, 864022), (90, 432011), (151, 257490), (302, 128745), (453, 85830), (755, 51498), (906, 42915), (1359, 28610), (1510, 25749), (2265, 17166), (2718, 14305), (2861, 13590), (4530, 8583), (5722, 6795)]

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