About the Number

189470820

189470819 ← → 189470821

2進数表記:1011010010110001100001100100

漢数字表記:一億八千九百四十七万八百二十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 11 1 × 41011 1

素因数の和:41041
約数の個数: 96
約数和(自身を含む): 661441536
約数和(自身を除く): 471970716

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 41011, 82022, 123033, 164044, 205055, 246066, 287077, 410110, 451121, 492132, 574154, 615165, 820220, 861231, 902242, 1148308, 1230330, 1353363, 1435385, 1722462, 1804484, 2255605, 2460660, 2706726, 2870770, 3157847, 3444924, 4306155, 4511210, 5413452, 5741540, 6315694, 6766815, 8612310, 9022420, 9473541, 12631388, 13533630, 15789235, 17224620, 18947082, 27067260, 31578470, 37894164, 47367705, 63156940, 94735410, 189470820]

約数ペア:
[(1, 189470820), (2, 94735410), (3, 63156940), (4, 47367705), (5, 37894164), (6, 31578470), (7, 27067260), (10, 18947082), (11, 17224620), (12, 15789235), (14, 13533630), (15, 12631388), (20, 9473541), (21, 9022420), (22, 8612310), (28, 6766815), (30, 6315694), (33, 5741540), (35, 5413452), (42, 4511210), (44, 4306155), (55, 3444924), (60, 3157847), (66, 2870770), (70, 2706726), (77, 2460660), (84, 2255605), (105, 1804484), (110, 1722462), (132, 1435385), (140, 1353363), (154, 1230330), (165, 1148308), (210, 902242), (220, 861231), (231, 820220), (308, 615165), (330, 574154), (385, 492132), (420, 451121), (462, 410110), (660, 287077), (770, 246066), (924, 205055), (1155, 164044), (1540, 123033), (2310, 82022), (4620, 41011)]

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