17423980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7321}}^1$

素因数の和:7354

約数の個数: 48

約数和(自身を含む): 44283456

約数和(自身を除く): 26859476

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, 7321, 14642, 29284, 36605, 51247, 73210, 102494, 124457, 146420, 204988, 248914, 256235, 497828, 512470, 622285, 871199, 1024940, 1244570, 1742398, 2489140, 3484796, 4355995, 8711990, 17423980]

約数ペア:

[(1, 17423980), (2, 8711990), (4, 4355995), (5, 3484796), (7, 2489140), (10, 1742398), (14, 1244570), (17, 1024940), (20, 871199), (28, 622285), (34, 512470), (35, 497828), (68, 256235), (70, 248914), (85, 204988), (119, 146420), (140, 124457), (170, 102494), (238, 73210), (340, 51247), (476, 36605), (595, 29284), (1190, 14642), (2380, 7321)]