About the Number

30002390

30002389 ← → 30002391

2進数表記:1110010011100110011010110

漢数字表記:三千万二千三百九十

素因数分解:

2 1 × 5 1 × 11 1 × 43 1 × 6343 1

素因数の和:6404
約数の個数: 32
約数和(自身を含む): 60293376
約数和(自身を除く): 30290986

約数列:
[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 6343, 12686, 31715, 63430, 69773, 139546, 272749, 348865, 545498, 697730, 1363745, 2727490, 3000239, 6000478, 15001195, 30002390]

約数ペア:
[(1, 30002390), (2, 15001195), (5, 6000478), (10, 3000239), (11, 2727490), (22, 1363745), (43, 697730), (55, 545498), (86, 348865), (110, 272749), (215, 139546), (430, 69773), (473, 63430), (946, 31715), (2365, 12686), (4730, 6343)]

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