About the Number

2880451490

2880451489 ← → 2880451491

2進数表記:10101011101100000011001110100010

漢数字表記:二十八億八千四十五万千四百九十

素因数分解:

2 1 × 5 1 × 7 1 × 19 2 × 31 1 × 3677 1

素因数の和:3760
約数の個数: 96
約数和(自身を含む): 6457273344
約数和(自身を除く): 3576821854

約数列:
[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 361, 434, 589, 665, 722, 1085, 1178, 1330, 1805, 2170, 2527, 2945, 3610, 3677, 4123, 5054, 5890, 7354, 8246, 11191, 12635, 18385, 20615, 22382, 25270, 25739, 36770, 41230, 51478, 55955, 69863, 78337, 111910, 113987, 128695, 139726, 156674, 227974, 257390, 349315, 391685, 489041, 569935, 698630, 783370, 797909, 978082, 1139870, 1327397, 1595818, 2165753, 2445205, 2654794, 3989545, 4331506, 4890410, 6636985, 7979090, 9291779, 10828765, 13273970, 15160271, 18583558, 21657530, 30320542, 41149307, 46458895, 75801355, 82298614, 92917790, 151602710, 205746535, 288045149, 411493070, 576090298, 1440225745, 2880451490]

約数ペア:
[(1, 2880451490), (2, 1440225745), (5, 576090298), (7, 411493070), (10, 288045149), (14, 205746535), (19, 151602710), (31, 92917790), (35, 82298614), (38, 75801355), (62, 46458895), (70, 41149307), (95, 30320542), (133, 21657530), (155, 18583558), (190, 15160271), (217, 13273970), (266, 10828765), (310, 9291779), (361, 7979090), (434, 6636985), (589, 4890410), (665, 4331506), (722, 3989545), (1085, 2654794), (1178, 2445205), (1330, 2165753), (1805, 1595818), (2170, 1327397), (2527, 1139870), (2945, 978082), (3610, 797909), (3677, 783370), (4123, 698630), (5054, 569935), (5890, 489041), (7354, 391685), (8246, 349315), (11191, 257390), (12635, 227974), (18385, 156674), (20615, 139726), (22382, 128695), (25270, 113987), (25739, 111910), (36770, 78337), (41230, 69863), (51478, 55955)]

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