About the Number

40130820

40130819 ← → 40130821

2進数表記:10011001000101100100000100

漢数字表記:四千十三万八百二十

素因数分解:

2 2 × 3 2 × 5 1 × 113 1 × 1973 1

素因数の和:2101
約数の個数: 72
約数和(自身を含む): 122869656
約数和(自身を除く): 82738836

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 113, 180, 226, 339, 452, 565, 678, 1017, 1130, 1356, 1695, 1973, 2034, 2260, 3390, 3946, 4068, 5085, 5919, 6780, 7892, 9865, 10170, 11838, 17757, 19730, 20340, 23676, 29595, 35514, 39460, 59190, 71028, 88785, 118380, 177570, 222949, 355140, 445898, 668847, 891796, 1114745, 1337694, 2006541, 2229490, 2675388, 3344235, 4013082, 4458980, 6688470, 8026164, 10032705, 13376940, 20065410, 40130820]

約数ペア:
[(1, 40130820), (2, 20065410), (3, 13376940), (4, 10032705), (5, 8026164), (6, 6688470), (9, 4458980), (10, 4013082), (12, 3344235), (15, 2675388), (18, 2229490), (20, 2006541), (30, 1337694), (36, 1114745), (45, 891796), (60, 668847), (90, 445898), (113, 355140), (180, 222949), (226, 177570), (339, 118380), (452, 88785), (565, 71028), (678, 59190), (1017, 39460), (1130, 35514), (1356, 29595), (1695, 23676), (1973, 20340), (2034, 19730), (2260, 17757), (3390, 11838), (3946, 10170), (4068, 9865), (5085, 7892), (5919, 6780)]

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