71373820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29989}}^1$

素因数の和:30022

約数の個数: 48

約数和(自身を含む): 181379520

約数和(自身を除く): 110005700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 29989, 59978, 119956, 149945, 209923, 299890, 419846, 509813, 599780, 839692, 1019626, 1049615, 2039252, 2099230, 2549065, 3568691, 4198460, 5098130, 7137382, 10196260, 14274764, 17843455, 35686910, 71373820]

約数ペア:

[(1, 71373820), (2, 35686910), (4, 17843455), (5, 14274764), (7, 10196260), (10, 7137382), (14, 5098130), (17, 4198460), (20, 3568691), (28, 2549065), (34, 2099230), (35, 2039252), (68, 1049615), (70, 1019626), (85, 839692), (119, 599780), (140, 509813), (170, 419846), (238, 299890), (340, 209923), (476, 149945), (595, 119956), (1190, 59978), (2380, 29989)]