7866260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 17336592

約数和(自身を除く): 9470332

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 181, 205, 212, 265, 362, 410, 530, 724, 820, 905, 1060, 1810, 2173, 3620, 4346, 7421, 8692, 9593, 10865, 14842, 19186, 21730, 29684, 37105, 38372, 43460, 47965, 74210, 95930, 148420, 191860, 393313, 786626, 1573252, 1966565, 3933130, 7866260]

約数ペア:

[(1, 7866260), (2, 3933130), (4, 1966565), (5, 1573252), (10, 786626), (20, 393313), (41, 191860), (53, 148420), (82, 95930), (106, 74210), (164, 47965), (181, 43460), (205, 38372), (212, 37105), (265, 29684), (362, 21730), (410, 19186), (530, 14842), (724, 10865), (820, 9593), (905, 8692), (1060, 7421), (1810, 4346), (2173, 3620)]