2154996976

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{720253}}^1$

素因数の和:720289

約数の個数: 40

約数和(自身を含む): 4822820784

約数和(自身を除く): 2667823808

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 720253, 1440506, 2881012, 5762024, 7922783, 11524048, 12244301, 15845566, 24488602, 31691132, 48977204, 63382264, 97954408, 126764528, 134687311, 195908816, 269374622, 538749244, 1077498488, 2154996976]

約数ペア:

[(1, 2154996976), (2, 1077498488), (4, 538749244), (8, 269374622), (11, 195908816), (16, 134687311), (17, 126764528), (22, 97954408), (34, 63382264), (44, 48977204), (68, 31691132), (88, 24488602), (136, 15845566), (176, 12244301), (187, 11524048), (272, 7922783), (374, 5762024), (748, 2881012), (1496, 1440506), (2992, 720253)]