About the Number

47990390

47990389 ← → 47990391

2進数表記:10110111000100011001110110

漢数字表記:四千七百九十九万三百九十

素因数分解:

2 1 × 5 1 × 7 1 × 19 1 × 36083 1

素因数の和:36116
約数の個数: 32
約数和(自身を含む): 103921920
約数和(自身を除く): 55931530

約数列:
[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 36083, 72166, 180415, 252581, 360830, 505162, 685577, 1262905, 1371154, 2525810, 3427885, 4799039, 6855770, 9598078, 23995195, 47990390]

約数ペア:
[(1, 47990390), (2, 23995195), (5, 9598078), (7, 6855770), (10, 4799039), (14, 3427885), (19, 2525810), (35, 1371154), (38, 1262905), (70, 685577), (95, 505162), (133, 360830), (190, 252581), (266, 180415), (665, 72166), (1330, 36083)]

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