About the Number

20131370

20131369 ← → 20131371

2進数表記:1001100110010111000101010

漢数字表記:二千十三万千三百七十

素因数分解:

2 1 × 5 1 × 7 1 × 139 1 × 2069 1

素因数の和:2222
約数の個数: 32
約数和(自身を含む): 41731200
約数和(自身を除く): 21599830

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 2069, 4138, 4865, 9730, 10345, 14483, 20690, 28966, 72415, 144830, 287591, 575182, 1437955, 2013137, 2875910, 4026274, 10065685, 20131370]

約数ペア:
[(1, 20131370), (2, 10065685), (5, 4026274), (7, 2875910), (10, 2013137), (14, 1437955), (35, 575182), (70, 287591), (139, 144830), (278, 72415), (695, 28966), (973, 20690), (1390, 14483), (1946, 10345), (2069, 9730), (4138, 4865)]

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