71273860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29947}}^1$

素因数の和:29980

約数の個数: 48

約数和(自身を含む): 181125504

約数和(自身を除く): 109851644

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, 29947, 59894, 119788, 149735, 209629, 299470, 419258, 509099, 598940, 838516, 1018198, 1048145, 2036396, 2096290, 2545495, 3563693, 4192580, 5090990, 7127386, 10181980, 14254772, 17818465, 35636930, 71273860]

約数ペア:

[(1, 71273860), (2, 35636930), (4, 17818465), (5, 14254772), (7, 10181980), (10, 7127386), (14, 5090990), (17, 4192580), (20, 3563693), (28, 2545495), (34, 2096290), (35, 2036396), (68, 1048145), (70, 1018198), (85, 838516), (119, 598940), (140, 509099), (170, 419258), (238, 299470), (340, 209629), (476, 149735), (595, 119788), (1190, 59894), (2380, 29947)]