About the Number

106405020

106405019 ← → 106405021

2進数表記:110010101111001110010011100

漢数字表記:一億六百四十万五千二十

素因数分解:

2 2 × 3 2 × 5 1 × 31 1 × 19069 1

素因数の和:19115
約数の個数: 72
約数和(自身を含む): 333191040
約数和(自身を除く): 226786020

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 19069, 38138, 57207, 76276, 95345, 114414, 171621, 190690, 228828, 286035, 343242, 381380, 572070, 591139, 686484, 858105, 1144140, 1182278, 1716210, 1773417, 2364556, 2955695, 3432420, 3546834, 5320251, 5911390, 7093668, 8867085, 10640502, 11822780, 17734170, 21281004, 26601255, 35468340, 53202510, 106405020]

約数ペア:
[(1, 106405020), (2, 53202510), (3, 35468340), (4, 26601255), (5, 21281004), (6, 17734170), (9, 11822780), (10, 10640502), (12, 8867085), (15, 7093668), (18, 5911390), (20, 5320251), (30, 3546834), (31, 3432420), (36, 2955695), (45, 2364556), (60, 1773417), (62, 1716210), (90, 1182278), (93, 1144140), (124, 858105), (155, 686484), (180, 591139), (186, 572070), (279, 381380), (310, 343242), (372, 286035), (465, 228828), (558, 190690), (620, 171621), (930, 114414), (1116, 95345), (1395, 76276), (1860, 57207), (2790, 38138), (5580, 19069)]

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