About the Number

130990640

130990639 ← → 130990641

2進数表記:111110011101100001000110000

漢数字表記:一億三千九十九万六百四十

素因数分解:

2 4 × 5 1 × 11 1 × 148853 1

素因数の和:148877
約数の個数: 40
約数和(自身を含む): 332242128
約数和(自身を除く): 201251488

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 148853, 297706, 595412, 744265, 1190824, 1488530, 1637383, 2381648, 2977060, 3274766, 5954120, 6549532, 8186915, 11908240, 13099064, 16373830, 26198128, 32747660, 65495320, 130990640]

約数ペア:
[(1, 130990640), (2, 65495320), (4, 32747660), (5, 26198128), (8, 16373830), (10, 13099064), (11, 11908240), (16, 8186915), (20, 6549532), (22, 5954120), (40, 3274766), (44, 2977060), (55, 2381648), (80, 1637383), (88, 1488530), (110, 1190824), (176, 744265), (220, 595412), (440, 297706), (880, 148853)]

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