About the Number

8428940

8428939 ← → 8428941

2進数表記:100000001001110110001100

漢数字表記:八百四十二万八千九百四十

素因数分解:

2 2 × 5 1 × 13 1 × 17 1 × 1907 1

素因数の和:1946
約数の個数: 48
約数和(自身を含む): 20194272
約数和(自身を除く): 11765332

約数列:
[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 1907, 2210, 3814, 4420, 7628, 9535, 19070, 24791, 32419, 38140, 49582, 64838, 99164, 123955, 129676, 162095, 247910, 324190, 421447, 495820, 648380, 842894, 1685788, 2107235, 4214470, 8428940]

約数ペア:
[(1, 8428940), (2, 4214470), (4, 2107235), (5, 1685788), (10, 842894), (13, 648380), (17, 495820), (20, 421447), (26, 324190), (34, 247910), (52, 162095), (65, 129676), (68, 123955), (85, 99164), (130, 64838), (170, 49582), (221, 38140), (260, 32419), (340, 24791), (442, 19070), (884, 9535), (1105, 7628), (1907, 4420), (2210, 3814)]

このpageの処理時間: 0.16803264617919922 seconds