About the Number

421784930

421784929 ← → 421784931

2進数表記:11001001000111110110101100010

漢数字表記:四億二千百七十八万四千九百三十

素因数分解:

2 1 × 5 1 × 7 1 × 113 1 × 53323 1

素因数の和:53450
約数の個数: 32
約数和(自身を含む): 875366784
約数和(自身を除く): 453581854

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 113, 226, 565, 791, 1130, 1582, 3955, 7910, 53323, 106646, 266615, 373261, 533230, 746522, 1866305, 3732610, 6025499, 12050998, 30127495, 42178493, 60254990, 84356986, 210892465, 421784930]

約数ペア:
[(1, 421784930), (2, 210892465), (5, 84356986), (7, 60254990), (10, 42178493), (14, 30127495), (35, 12050998), (70, 6025499), (113, 3732610), (226, 1866305), (565, 746522), (791, 533230), (1130, 373261), (1582, 266615), (3955, 106646), (7910, 53323)]

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