About the Number

103881920

103881919 ← → 103881921

2進数表記:110001100010001110011000000

漢数字表記:一億三百八十八万千九百二十

素因数分解:

2 6 × 5 1 × 73 1 × 4447 1

素因数の和:4537
約数の個数: 56
約数和(自身を含む): 250813824
約数和(自身を除く): 146931904

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1168, 1460, 2336, 2920, 4447, 4672, 5840, 8894, 11680, 17788, 22235, 23360, 35576, 44470, 71152, 88940, 142304, 177880, 284608, 324631, 355760, 649262, 711520, 1298524, 1423040, 1623155, 2597048, 3246310, 5194096, 6492620, 10388192, 12985240, 20776384, 25970480, 51940960, 103881920]

約数ペア:
[(1, 103881920), (2, 51940960), (4, 25970480), (5, 20776384), (8, 12985240), (10, 10388192), (16, 6492620), (20, 5194096), (32, 3246310), (40, 2597048), (64, 1623155), (73, 1423040), (80, 1298524), (146, 711520), (160, 649262), (292, 355760), (320, 324631), (365, 284608), (584, 177880), (730, 142304), (1168, 88940), (1460, 71152), (2336, 44470), (2920, 35576), (4447, 23360), (4672, 22235), (5840, 17788), (8894, 11680)]

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