About the Number

420041720

420041719 ← → 420041721

2進数表記:11001000010010101001111111000

漢数字表記:四億二千四万千七百二十

素因数分解:

2 3 × 5 1 × 7 2 × 41 1 × 5227 1

素因数の和:5293
約数の個数: 96
約数和(自身を含む): 1126424880
約数和(自身を除く): 706383160

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 49, 56, 70, 82, 98, 140, 164, 196, 205, 245, 280, 287, 328, 392, 410, 490, 574, 820, 980, 1148, 1435, 1640, 1960, 2009, 2296, 2870, 4018, 5227, 5740, 8036, 10045, 10454, 11480, 16072, 20090, 20908, 26135, 36589, 40180, 41816, 52270, 73178, 80360, 104540, 146356, 182945, 209080, 214307, 256123, 292712, 365890, 428614, 512246, 731780, 857228, 1024492, 1071535, 1280615, 1463560, 1500149, 1714456, 2048984, 2143070, 2561230, 3000298, 4286140, 5122460, 6000596, 7500745, 8572280, 10244920, 10501043, 12001192, 15001490, 21002086, 30002980, 42004172, 52505215, 60005960, 84008344, 105010430, 210020860, 420041720]

約数ペア:
[(1, 420041720), (2, 210020860), (4, 105010430), (5, 84008344), (7, 60005960), (8, 52505215), (10, 42004172), (14, 30002980), (20, 21002086), (28, 15001490), (35, 12001192), (40, 10501043), (41, 10244920), (49, 8572280), (56, 7500745), (70, 6000596), (82, 5122460), (98, 4286140), (140, 3000298), (164, 2561230), (196, 2143070), (205, 2048984), (245, 1714456), (280, 1500149), (287, 1463560), (328, 1280615), (392, 1071535), (410, 1024492), (490, 857228), (574, 731780), (820, 512246), (980, 428614), (1148, 365890), (1435, 292712), (1640, 256123), (1960, 214307), (2009, 209080), (2296, 182945), (2870, 146356), (4018, 104540), (5227, 80360), (5740, 73178), (8036, 52270), (10045, 41816), (10454, 40180), (11480, 36589), (16072, 26135), (20090, 20908)]

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