About the Number

11972640

11972639 ← → 11972641

2進数表記:101101101011000000100000

漢数字表記:千百九十七万二千六百四十

素因数分解:

2 5 × 3 1 × 5 1 × 24943 1

素因数の和:24961
約数の個数: 48
約数和(自身を含む): 37715328
約数和(自身を除く): 25742688

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 24943, 49886, 74829, 99772, 124715, 149658, 199544, 249430, 299316, 374145, 399088, 498860, 598632, 748290, 798176, 997720, 1197264, 1496580, 1995440, 2394528, 2993160, 3990880, 5986320, 11972640]

約数ペア:
[(1, 11972640), (2, 5986320), (3, 3990880), (4, 2993160), (5, 2394528), (6, 1995440), (8, 1496580), (10, 1197264), (12, 997720), (15, 798176), (16, 748290), (20, 598632), (24, 498860), (30, 399088), (32, 374145), (40, 299316), (48, 249430), (60, 199544), (80, 149658), (96, 124715), (120, 99772), (160, 74829), (240, 49886), (480, 24943)]

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