About the Number

100021920

100021919 ← → 100021921

2進数表記:101111101100011011010100000

漢数字表記:一億二万千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 208379 1

素因数の和:208397
約数の個数: 48
約数和(自身を含む): 315070560
約数和(自身を除く): 215048640

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, 208379, 416758, 625137, 833516, 1041895, 1250274, 1667032, 2083790, 2500548, 3125685, 3334064, 4167580, 5001096, 6251370, 6668128, 8335160, 10002192, 12502740, 16670320, 20004384, 25005480, 33340640, 50010960, 100021920]

約数ペア:
[(1, 100021920), (2, 50010960), (3, 33340640), (4, 25005480), (5, 20004384), (6, 16670320), (8, 12502740), (10, 10002192), (12, 8335160), (15, 6668128), (16, 6251370), (20, 5001096), (24, 4167580), (30, 3334064), (32, 3125685), (40, 2500548), (48, 2083790), (60, 1667032), (80, 1250274), (96, 1041895), (120, 833516), (160, 625137), (240, 416758), (480, 208379)]

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