About the Number

1294994490

1294994489 ← → 1294994491

2進数表記:1001101001100000000110000111010

漢数字表記:十二億九千四百九十九万四千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 199 1 × 216917 1

素因数の和:217126
約数の個数: 32
約数和(自身を含む): 3123619200
約数和(自身を除く): 1828624710

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 199, 398, 597, 995, 1194, 1990, 2985, 5970, 216917, 433834, 650751, 1084585, 1301502, 2169170, 3253755, 6507510, 43166483, 86332966, 129499449, 215832415, 258998898, 431664830, 647497245, 1294994490]

約数ペア:
[(1, 1294994490), (2, 647497245), (3, 431664830), (5, 258998898), (6, 215832415), (10, 129499449), (15, 86332966), (30, 43166483), (199, 6507510), (398, 3253755), (597, 2169170), (995, 1301502), (1194, 1084585), (1990, 650751), (2985, 433834), (5970, 216917)]

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