About the Number

10281390

10281389 ← → 10281391

2進数表記:100111001110000110101110

漢数字表記:千二十八万千三百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 173 1 × 283 1

素因数の和:473
約数の個数: 64
約数和(自身を含む): 28463616
約数和(自身を除く): 18182226

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 173, 210, 283, 346, 519, 566, 849, 865, 1038, 1211, 1415, 1698, 1730, 1981, 2422, 2595, 2830, 3633, 3962, 4245, 5190, 5943, 6055, 7266, 8490, 9905, 11886, 12110, 18165, 19810, 29715, 36330, 48959, 59430, 97918, 146877, 244795, 293754, 342713, 489590, 685426, 734385, 1028139, 1468770, 1713565, 2056278, 3427130, 5140695, 10281390]

約数ペア:
[(1, 10281390), (2, 5140695), (3, 3427130), (5, 2056278), (6, 1713565), (7, 1468770), (10, 1028139), (14, 734385), (15, 685426), (21, 489590), (30, 342713), (35, 293754), (42, 244795), (70, 146877), (105, 97918), (173, 59430), (210, 48959), (283, 36330), (346, 29715), (519, 19810), (566, 18165), (849, 12110), (865, 11886), (1038, 9905), (1211, 8490), (1415, 7266), (1698, 6055), (1730, 5943), (1981, 5190), (2422, 4245), (2595, 3962), (2830, 3633)]

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