844297420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{19427}}^1$

素因数の和:19530

約数の個数: 48

約数和(自身を含む): 1850633568

約数和(自身を除く): 1006336148

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 2173, 4346, 8692, 10865, 19427, 21730, 38854, 43460, 77708, 97135, 194270, 388540, 796507, 1029631, 1593014, 2059262, 3186028, 3982535, 4118524, 5148155, 7965070, 10296310, 15930140, 20592620, 42214871, 84429742, 168859484, 211074355, 422148710, 844297420]

約数ペア:

[(1, 844297420), (2, 422148710), (4, 211074355), (5, 168859484), (10, 84429742), (20, 42214871), (41, 20592620), (53, 15930140), (82, 10296310), (106, 7965070), (164, 5148155), (205, 4118524), (212, 3982535), (265, 3186028), (410, 2059262), (530, 1593014), (820, 1029631), (1060, 796507), (2173, 388540), (4346, 194270), (8692, 97135), (10865, 77708), (19427, 43460), (21730, 38854)]