About the Number

1040489940

1040489939 ← → 1040489941

2進数表記:111110000001001001110111010100

漢数字表記:十億四千四十八万九千九百四十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 2477357 1

素因数の和:2477376
約数の個数: 48
約数和(自身を含む): 3329569152
約数和(自身を除く): 2289079212

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2477357, 4954714, 7432071, 9909428, 12386785, 14864142, 17341499, 24773570, 29728284, 34682998, 37160355, 49547140, 52024497, 69365996, 74320710, 86707495, 104048994, 148641420, 173414990, 208097988, 260122485, 346829980, 520244970, 1040489940]

約数ペア:
[(1, 1040489940), (2, 520244970), (3, 346829980), (4, 260122485), (5, 208097988), (6, 173414990), (7, 148641420), (10, 104048994), (12, 86707495), (14, 74320710), (15, 69365996), (20, 52024497), (21, 49547140), (28, 37160355), (30, 34682998), (35, 29728284), (42, 24773570), (60, 17341499), (70, 14864142), (84, 12386785), (105, 9909428), (140, 7432071), (210, 4954714), (420, 2477357)]

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