12678260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:801

約数の個数: 72

約数和(自身を含む): 32836104

約数和(自身を除く): 20157844

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 761, 833, 980, 1190, 1522, 1666, 2380, 3044, 3332, 3805, 4165, 5327, 7610, 8330, 10654, 12937, 15220, 16660, 21308, 25874, 26635, 37289, 51748, 53270, 64685, 74578, 90559, 106540, 129370, 149156, 181118, 186445, 258740, 362236, 372890, 452795, 633913, 745780, 905590, 1267826, 1811180, 2535652, 3169565, 6339130, 12678260]

約数ペア:

[(1, 12678260), (2, 6339130), (4, 3169565), (5, 2535652), (7, 1811180), (10, 1267826), (14, 905590), (17, 745780), (20, 633913), (28, 452795), (34, 372890), (35, 362236), (49, 258740), (68, 186445), (70, 181118), (85, 149156), (98, 129370), (119, 106540), (140, 90559), (170, 74578), (196, 64685), (238, 53270), (245, 51748), (340, 37289), (476, 26635), (490, 25874), (595, 21308), (761, 16660), (833, 15220), (980, 12937), (1190, 10654), (1522, 8330), (1666, 7610), (2380, 5327), (3044, 4165), (3332, 3805)]