About the Number

12503490

12503489 ← → 12503491

2進数表記:101111101100100111000010

漢数字表記:千二百五十万三千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 23 1 × 18121 1

素因数の和:18154
約数の個数: 32
約数和(自身を含む): 31314816
約数和(自身を除く): 18811326

約数列:
[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 18121, 36242, 54363, 90605, 108726, 181210, 271815, 416783, 543630, 833566, 1250349, 2083915, 2500698, 4167830, 6251745, 12503490]

約数ペア:
[(1, 12503490), (2, 6251745), (3, 4167830), (5, 2500698), (6, 2083915), (10, 1250349), (15, 833566), (23, 543630), (30, 416783), (46, 271815), (69, 181210), (115, 108726), (138, 90605), (230, 54363), (345, 36242), (690, 18121)]

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