1977712

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 40

約数和(自身を含む): 4432752

約数和(自身を除く): 2455040

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 661, 748, 1322, 1496, 2644, 2992, 5288, 7271, 10576, 11237, 14542, 22474, 29084, 44948, 58168, 89896, 116336, 123607, 179792, 247214, 494428, 988856, 1977712]

約数ペア:

[(1, 1977712), (2, 988856), (4, 494428), (8, 247214), (11, 179792), (16, 123607), (17, 116336), (22, 89896), (34, 58168), (44, 44948), (68, 29084), (88, 22474), (136, 14542), (176, 11237), (187, 10576), (272, 7271), (374, 5288), (661, 2992), (748, 2644), (1322, 1496)]