About the Number

2990490

2990489 ← → 2990491

2進数表記:1011011010000110011010

漢数字表記:二百九十九万四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 83 1 × 1201 1

素因数の和:1294
約数の個数: 32
約数和(自身を含む): 7269696
約数和(自身を除く): 4279206

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1201, 1245, 2402, 2490, 3603, 6005, 7206, 12010, 18015, 36030, 99683, 199366, 299049, 498415, 598098, 996830, 1495245, 2990490]

約数ペア:
[(1, 2990490), (2, 1495245), (3, 996830), (5, 598098), (6, 498415), (10, 299049), (15, 199366), (30, 99683), (83, 36030), (166, 18015), (249, 12010), (415, 7206), (498, 6005), (830, 3603), (1201, 2490), (1245, 2402)]

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