About the Number

214940980

214940979 ← → 214940981

2進数表記:1100110011111011110100110100

漢数字表記:二億千四百九十四万九百八十

素因数分解:

2 2 × 5 1 × 23 1 × 31 1 × 15073 1

素因数の和:15136
約数の個数: 48
約数和(自身を含む): 486226944
約数和(自身を除く): 271285964

約数列:
[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 14260, 15073, 30146, 60292, 75365, 150730, 301460, 346679, 467263, 693358, 934526, 1386716, 1733395, 1869052, 2336315, 3466790, 4672630, 6933580, 9345260, 10747049, 21494098, 42988196, 53735245, 107470490, 214940980]

約数ペア:
[(1, 214940980), (2, 107470490), (4, 53735245), (5, 42988196), (10, 21494098), (20, 10747049), (23, 9345260), (31, 6933580), (46, 4672630), (62, 3466790), (92, 2336315), (115, 1869052), (124, 1733395), (155, 1386716), (230, 934526), (310, 693358), (460, 467263), (620, 346679), (713, 301460), (1426, 150730), (2852, 75365), (3565, 60292), (7130, 30146), (14260, 15073)]

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