About the Number

117918420

117918419 ← → 117918421

2進数表記:111000001110100101011010100

漢数字表記:一億千七百九十一万八千四百二十

素因数分解:

2 2 × 3 1 × 5 1 × 31 1 × 63397 1

素因数の和:63440
約数の個数: 48
約数和(自身を含む): 340827648
約数和(自身を除く): 222909228

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 63397, 126794, 190191, 253588, 316985, 380382, 633970, 760764, 950955, 1267940, 1901910, 1965307, 3803820, 3930614, 5895921, 7861228, 9826535, 11791842, 19653070, 23583684, 29479605, 39306140, 58959210, 117918420]

約数ペア:
[(1, 117918420), (2, 58959210), (3, 39306140), (4, 29479605), (5, 23583684), (6, 19653070), (10, 11791842), (12, 9826535), (15, 7861228), (20, 5895921), (30, 3930614), (31, 3803820), (60, 1965307), (62, 1901910), (93, 1267940), (124, 950955), (155, 760764), (186, 633970), (310, 380382), (372, 316985), (465, 253588), (620, 190191), (930, 126794), (1860, 63397)]

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