About the Number

121022980

121022979 ← → 121022981

2進数表記:111001101101010101000000100

漢数字表記:一億二千百二万二千九百八十

素因数分解:

2 2 × 5 1 × 13 1 × 41 1 × 11353 1

素因数の和:11416
約数の個数: 48
約数和(自身を含む): 280398384
約数和(自身を除く): 159375404

約数列:
[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 11353, 22706, 45412, 56765, 113530, 147589, 227060, 295178, 465473, 590356, 737945, 930946, 1475890, 1861892, 2327365, 2951780, 4654730, 6051149, 9309460, 12102298, 24204596, 30255745, 60511490, 121022980]

約数ペア:
[(1, 121022980), (2, 60511490), (4, 30255745), (5, 24204596), (10, 12102298), (13, 9309460), (20, 6051149), (26, 4654730), (41, 2951780), (52, 2327365), (65, 1861892), (82, 1475890), (130, 930946), (164, 737945), (205, 590356), (260, 465473), (410, 295178), (533, 227060), (820, 147589), (1066, 113530), (2132, 56765), (2665, 45412), (5330, 22706), (10660, 11353)]

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