38990980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12109}}^1$

素因数の和:12148

約数の個数: 48

約数和(自身を含む): 97655040

約数和(自身を除く): 58664060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 12109, 24218, 48436, 60545, 84763, 121090, 169526, 242180, 278507, 339052, 423815, 557014, 847630, 1114028, 1392535, 1695260, 1949549, 2785070, 3899098, 5570140, 7798196, 9747745, 19495490, 38990980]

約数ペア:

[(1, 38990980), (2, 19495490), (4, 9747745), (5, 7798196), (7, 5570140), (10, 3899098), (14, 2785070), (20, 1949549), (23, 1695260), (28, 1392535), (35, 1114028), (46, 847630), (70, 557014), (92, 423815), (115, 339052), (140, 278507), (161, 242180), (230, 169526), (322, 121090), (460, 84763), (644, 60545), (805, 48436), (1610, 24218), (3220, 12109)]