8180060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 72

約数和(自身を含む): 21201264

約数和(自身を除く): 13021204

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, 491, 595, 833, 980, 982, 1190, 1666, 1964, 2380, 2455, 3332, 3437, 4165, 4910, 6874, 8330, 8347, 9820, 13748, 16660, 16694, 17185, 24059, 33388, 34370, 41735, 48118, 58429, 68740, 83470, 96236, 116858, 120295, 166940, 233716, 240590, 292145, 409003, 481180, 584290, 818006, 1168580, 1636012, 2045015, 4090030, 8180060]

約数ペア:

[(1, 8180060), (2, 4090030), (4, 2045015), (5, 1636012), (7, 1168580), (10, 818006), (14, 584290), (17, 481180), (20, 409003), (28, 292145), (34, 240590), (35, 233716), (49, 166940), (68, 120295), (70, 116858), (85, 96236), (98, 83470), (119, 68740), (140, 58429), (170, 48118), (196, 41735), (238, 34370), (245, 33388), (340, 24059), (476, 17185), (490, 16694), (491, 16660), (595, 13748), (833, 9820), (980, 8347), (982, 8330), (1190, 6874), (1666, 4910), (1964, 4165), (2380, 3437), (2455, 3332)]