About the Number

1220241390

1220241389 ← → 1220241391

2進数表記:1001000101110110110011111101110

漢数字表記:十二億二千二十四万千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 1879 1 × 21647 1

素因数の和:23536
約数の個数: 32
約数和(自身を含む): 2930273280
約数和(自身を除く): 1710031890

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 1879, 3758, 5637, 9395, 11274, 18790, 21647, 28185, 43294, 56370, 64941, 108235, 129882, 216470, 324705, 649410, 40674713, 81349426, 122024139, 203373565, 244048278, 406747130, 610120695, 1220241390]

約数ペア:
[(1, 1220241390), (2, 610120695), (3, 406747130), (5, 244048278), (6, 203373565), (10, 122024139), (15, 81349426), (30, 40674713), (1879, 649410), (3758, 324705), (5637, 216470), (9395, 129882), (11274, 108235), (18790, 64941), (21647, 56370), (28185, 43294)]

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