About the Number

123985070

123985069 ← → 123985071

2進数表記:111011000111101110010101110

漢数字表記:一億二千三百九十八万五千七十

素因数分解:

2 1 × 5 1 × 11 2 × 19 1 × 5393 1

素因数の和:5441
約数の個数: 48
約数和(自身を含む): 258264720
約数和(自身を除く): 134279650

約数列:
[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 4598, 5393, 10786, 11495, 22990, 26965, 53930, 59323, 102467, 118646, 204934, 296615, 512335, 593230, 652553, 1024670, 1127137, 1305106, 2254274, 3262765, 5635685, 6525530, 11271370, 12398507, 24797014, 61992535, 123985070]

約数ペア:
[(1, 123985070), (2, 61992535), (5, 24797014), (10, 12398507), (11, 11271370), (19, 6525530), (22, 5635685), (38, 3262765), (55, 2254274), (95, 1305106), (110, 1127137), (121, 1024670), (190, 652553), (209, 593230), (242, 512335), (418, 296615), (605, 204934), (1045, 118646), (1210, 102467), (2090, 59323), (2299, 53930), (4598, 26965), (5393, 22990), (10786, 11495)]

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