About the Number

1021000380

1021000379 ← → 1021000381

2進数表記:111100110110110011101010111100

漢数字表記:十億二千百万三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 17016673 1

素因数の和:17016685
約数の個数: 24
約数和(自身を含む): 2858801232
約数和(自身を除く): 1837800852

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 17016673, 34033346, 51050019, 68066692, 85083365, 102100038, 170166730, 204200076, 255250095, 340333460, 510500190, 1021000380]

約数ペア:
[(1, 1021000380), (2, 510500190), (3, 340333460), (4, 255250095), (5, 204200076), (6, 170166730), (10, 102100038), (12, 85083365), (15, 68066692), (20, 51050019), (30, 34033346), (60, 17016673)]

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