About the Number

190490640

190490639 ← → 190490641

2進数表記:1011010110101010100000010000

漢数字表記:一億九千四十九万六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 793711 1

素因数の和:793727
約数の個数: 40
約数和(自身を含む): 590521728
約数和(自身を除く): 400031088

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 793711, 1587422, 2381133, 3174844, 3968555, 4762266, 6349688, 7937110, 9524532, 11905665, 12699376, 15874220, 19049064, 23811330, 31748440, 38098128, 47622660, 63496880, 95245320, 190490640]

約数ペア:
[(1, 190490640), (2, 95245320), (3, 63496880), (4, 47622660), (5, 38098128), (6, 31748440), (8, 23811330), (10, 19049064), (12, 15874220), (15, 12699376), (16, 11905665), (20, 9524532), (24, 7937110), (30, 6349688), (40, 4762266), (48, 3968555), (60, 3174844), (80, 2381133), (120, 1587422), (240, 793711)]

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