About the Number

12995880

12995879 ← → 12995881

2進数表記:110001100100110100101000

漢数字表記:千二百九十九万五千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 37 1 × 2927 1

素因数の和:2978
約数の個数: 64
約数和(自身を含む): 40055040
約数和(自身を除く): 27059160

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 2927, 4440, 5854, 8781, 11708, 14635, 17562, 23416, 29270, 35124, 43905, 58540, 70248, 87810, 108299, 117080, 175620, 216598, 324897, 351240, 433196, 541495, 649794, 866392, 1082990, 1299588, 1624485, 2165980, 2599176, 3248970, 4331960, 6497940, 12995880]

約数ペア:
[(1, 12995880), (2, 6497940), (3, 4331960), (4, 3248970), (5, 2599176), (6, 2165980), (8, 1624485), (10, 1299588), (12, 1082990), (15, 866392), (20, 649794), (24, 541495), (30, 433196), (37, 351240), (40, 324897), (60, 216598), (74, 175620), (111, 117080), (120, 108299), (148, 87810), (185, 70248), (222, 58540), (296, 43905), (370, 35124), (444, 29270), (555, 23416), (740, 17562), (888, 14635), (1110, 11708), (1480, 8781), (2220, 5854), (2927, 4440)]

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