About the Number

300907990

300907989 ← → 300907991

2進数表記:10001111011110111110111010110

漢数字表記:三億九十万七千九百九十

素因数分解:

2 1 × 5 1 × 17 1 × 347 1 × 5101 1

素因数の和:5472
約数の個数: 32
約数和(自身を含む): 575260704
約数和(自身を除く): 274352714

約数列:
[1, 2, 5, 10, 17, 34, 85, 170, 347, 694, 1735, 3470, 5101, 5899, 10202, 11798, 25505, 29495, 51010, 58990, 86717, 173434, 433585, 867170, 1770047, 3540094, 8850235, 17700470, 30090799, 60181598, 150453995, 300907990]

約数ペア:
[(1, 300907990), (2, 150453995), (5, 60181598), (10, 30090799), (17, 17700470), (34, 8850235), (85, 3540094), (170, 1770047), (347, 867170), (694, 433585), (1735, 173434), (3470, 86717), (5101, 58990), (5899, 51010), (10202, 29495), (11798, 25505)]

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