About the Number

38452890

38452889 ← → 38452891

2進数表記:10010010101011111010011010

漢数字表記:三千八百四十五万二千八百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 71 1 × 2579 1

素因数の和:2667
約数の個数: 64
約数和(自身を含む): 106997760
約数和(自身を除く): 68544870

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2579, 2982, 4970, 5158, 7455, 7737, 12895, 14910, 15474, 18053, 25790, 36106, 38685, 54159, 77370, 90265, 108318, 180530, 183109, 270795, 366218, 541590, 549327, 915545, 1098654, 1281763, 1831090, 2563526, 2746635, 3845289, 5493270, 6408815, 7690578, 12817630, 19226445, 38452890]

約数ペア:
[(1, 38452890), (2, 19226445), (3, 12817630), (5, 7690578), (6, 6408815), (7, 5493270), (10, 3845289), (14, 2746635), (15, 2563526), (21, 1831090), (30, 1281763), (35, 1098654), (42, 915545), (70, 549327), (71, 541590), (105, 366218), (142, 270795), (210, 183109), (213, 180530), (355, 108318), (426, 90265), (497, 77370), (710, 54159), (994, 38685), (1065, 36106), (1491, 25790), (2130, 18053), (2485, 15474), (2579, 14910), (2982, 12895), (4970, 7737), (5158, 7455)]

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