About the Number

30020490

30020489 ← → 30020491

2進数表記:1110010100001001110001010

漢数字表記:三千二万四百九十

素因数分解:

2 1 × 3 3 × 5 1 × 111187 1

素因数の和:111203
約数の個数: 32
約数和(自身を含む): 80055360
約数和(自身を除く): 50034870

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 111187, 222374, 333561, 555935, 667122, 1000683, 1111870, 1667805, 2001366, 3002049, 3335610, 5003415, 6004098, 10006830, 15010245, 30020490]

約数ペア:
[(1, 30020490), (2, 15010245), (3, 10006830), (5, 6004098), (6, 5003415), (9, 3335610), (10, 3002049), (15, 2001366), (18, 1667805), (27, 1111870), (30, 1000683), (45, 667122), (54, 555935), (90, 333561), (135, 222374), (270, 111187)]

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