About the Number

123890040

123890039 ← → 123890041

2進数表記:111011000100110100101111000

漢数字表記:一億二千三百八十九万四十

素因数分解:

2 3 × 3 3 × 5 1 × 114713 1

素因数の和:114733
約数の個数: 64
約数和(自身を含む): 412970400
約数和(自身を除く): 289080360

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 114713, 229426, 344139, 458852, 573565, 688278, 917704, 1032417, 1147130, 1376556, 1720695, 2064834, 2294260, 2753112, 3097251, 3441390, 4129668, 4588520, 5162085, 6194502, 6882780, 8259336, 10324170, 12389004, 13765560, 15486255, 20648340, 24778008, 30972510, 41296680, 61945020, 123890040]

約数ペア:
[(1, 123890040), (2, 61945020), (3, 41296680), (4, 30972510), (5, 24778008), (6, 20648340), (8, 15486255), (9, 13765560), (10, 12389004), (12, 10324170), (15, 8259336), (18, 6882780), (20, 6194502), (24, 5162085), (27, 4588520), (30, 4129668), (36, 3441390), (40, 3097251), (45, 2753112), (54, 2294260), (60, 2064834), (72, 1720695), (90, 1376556), (108, 1147130), (120, 1032417), (135, 917704), (180, 688278), (216, 573565), (270, 458852), (360, 344139), (540, 229426), (1080, 114713)]

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