About the Number

201989940

201989939 ← → 201989941

2進数表記:1100000010100001111100110100

漢数字表記:二億百九十八万九千九百四十

素因数分解:

2 2 × 3 1 × 5 1 × 193 1 × 17443 1

素因数の和:17648
約数の個数: 48
約数和(自身を含む): 568534848
約数和(自身を除く): 366544908

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2895, 3860, 5790, 11580, 17443, 34886, 52329, 69772, 87215, 104658, 174430, 209316, 261645, 348860, 523290, 1046580, 3366499, 6732998, 10099497, 13465996, 16832495, 20198994, 33664990, 40397988, 50497485, 67329980, 100994970, 201989940]

約数ペア:
[(1, 201989940), (2, 100994970), (3, 67329980), (4, 50497485), (5, 40397988), (6, 33664990), (10, 20198994), (12, 16832495), (15, 13465996), (20, 10099497), (30, 6732998), (60, 3366499), (193, 1046580), (386, 523290), (579, 348860), (772, 261645), (965, 209316), (1158, 174430), (1930, 104658), (2316, 87215), (2895, 69772), (3860, 52329), (5790, 34886), (11580, 17443)]

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